Home / 4,989.19-7,482.96-1,525.63

Finding the Fourth Proportional to 4,989.19, 7,482.96 and 1,525.63

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Solution

The fourth proportional to 4,989.19, 7,482.96 and 1,525.63 is: 2,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.19 : 7,482.96 = 1,525.63 : x
  2. Step 2: Convert to fraction form
    4,989.19/7,482.96 = 1,525.63/x
  3. Step 3: Cross multiply
    4,989.19x = 7,482.96 × 1,525.63
  4. Step 4: Simplify right side
    4,989.19x = 11,416,228.26
  5. Step 5: Solve for x
    x = 11,416,228.26/4,989.19
  6. Step 6: Final answer
    x = 2,288.19

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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.