Home / 7,245.13-9,994.75-4,559.68

Finding the Fourth Proportional to 7,245.13, 9,994.75 and 4,559.68

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Solution

The fourth proportional to 7,245.13, 9,994.75 and 4,559.68 is: 6,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245.13 : 9,994.75 = 4,559.68 : x
  2. Step 2: Convert to fraction form
    7,245.13/9,994.75 = 4,559.68/x
  3. Step 3: Cross multiply
    7,245.13x = 9,994.75 × 4,559.68
  4. Step 4: Simplify right side
    7,245.13x = 45,572,861.68
  5. Step 5: Solve for x
    x = 45,572,861.68/7,245.13
  6. Step 6: Final answer
    x = 6,290.14

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.