Home / 10,284.74-15,425.40-3,359.24

Finding the Fourth Proportional to 10,284.74, 15,425.40 and 3,359.24

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Solution

The fourth proportional to 10,284.74, 15,425.40 and 3,359.24 is: 5,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.74 : 15,425.40 = 3,359.24 : x
  2. Step 2: Convert to fraction form
    10,284.74/15,425.40 = 3,359.24/x
  3. Step 3: Cross multiply
    10,284.74x = 15,425.40 × 3,359.24
  4. Step 4: Simplify right side
    10,284.74x = 51,817,620.70
  5. Step 5: Solve for x
    x = 51,817,620.70/10,284.74
  6. Step 6: Final answer
    x = 5,038.30

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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.