Home / 9,142.34-13,714.28-2,568.59

Finding the Fourth Proportional to 9,142.34, 13,714.28 and 2,568.59

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Solution

The fourth proportional to 9,142.34, 13,714.28 and 2,568.59 is: 3,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,142.34 : 13,714.28 = 2,568.59 : x
  2. Step 2: Convert to fraction form
    9,142.34/13,714.28 = 2,568.59/x
  3. Step 3: Cross multiply
    9,142.34x = 13,714.28 × 2,568.59
  4. Step 4: Simplify right side
    9,142.34x = 35,226,362.47
  5. Step 5: Solve for x
    x = 35,226,362.47/9,142.34
  6. Step 6: Final answer
    x = 3,853.10

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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.