Home / 10,276.05-15,402.40-4,349.24

Finding the Fourth Proportional to 10,276.05, 15,402.40 and 4,349.24

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Solution

The fourth proportional to 10,276.05, 15,402.40 and 4,349.24 is: 6,518.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.05 : 15,402.40 = 4,349.24 : x
  2. Step 2: Convert to fraction form
    10,276.05/15,402.40 = 4,349.24/x
  3. Step 3: Cross multiply
    10,276.05x = 15,402.40 × 4,349.24
  4. Step 4: Simplify right side
    10,276.05x = 66,988,815.15
  5. Step 5: Solve for x
    x = 66,988,815.15/10,276.05
  6. Step 6: Final answer
    x = 6,518.93

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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.