Home / 10,289.60-15,425.16-3,714.24

Finding the Fourth Proportional to 10,289.60, 15,425.16 and 3,714.24

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Solution

The fourth proportional to 10,289.60, 15,425.16 and 3,714.24 is: 5,568.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.60 : 15,425.16 = 3,714.24 : x
  2. Step 2: Convert to fraction form
    10,289.60/15,425.16 = 3,714.24/x
  3. Step 3: Cross multiply
    10,289.60x = 15,425.16 × 3,714.24
  4. Step 4: Simplify right side
    10,289.60x = 57,292,746.28
  5. Step 5: Solve for x
    x = 57,292,746.28/10,289.60
  6. Step 6: Final answer
    x = 5,568.02

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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.