Home / 10,447.23-15,670.09-4,901.84

Finding the Fourth Proportional to 10,447.23, 15,670.09 and 4,901.84

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Solution

The fourth proportional to 10,447.23, 15,670.09 and 4,901.84 is: 7,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447.23 : 15,670.09 = 4,901.84 : x
  2. Step 2: Convert to fraction form
    10,447.23/15,670.09 = 4,901.84/x
  3. Step 3: Cross multiply
    10,447.23x = 15,670.09 × 4,901.84
  4. Step 4: Simplify right side
    10,447.23x = 76,812,183.36
  5. Step 5: Solve for x
    x = 76,812,183.36/10,447.23
  6. Step 6: Final answer
    x = 7,352.40

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.