Home / 10,302.52-15,447.18-6,788.44

Finding the Fourth Proportional to 10,302.52, 15,447.18 and 6,788.44

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Solution

The fourth proportional to 10,302.52, 15,447.18 and 6,788.44 is: 10,178.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.52 : 15,447.18 = 6,788.44 : x
  2. Step 2: Convert to fraction form
    10,302.52/15,447.18 = 6,788.44/x
  3. Step 3: Cross multiply
    10,302.52x = 15,447.18 × 6,788.44
  4. Step 4: Simplify right side
    10,302.52x = 104,862,254.60
  5. Step 5: Solve for x
    x = 104,862,254.60/10,302.52
  6. Step 6: Final answer
    x = 10,178.31

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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.