Home / 10,602.46-14,634.24-6,621.16

Finding the Fourth Proportional to 10,602.46, 14,634.24 and 6,621.16

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Solution

The fourth proportional to 10,602.46, 14,634.24 and 6,621.16 is: 9,138.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,602.46 : 14,634.24 = 6,621.16 : x
  2. Step 2: Convert to fraction form
    10,602.46/14,634.24 = 6,621.16/x
  3. Step 3: Cross multiply
    10,602.46x = 14,634.24 × 6,621.16
  4. Step 4: Simplify right side
    10,602.46x = 96,895,644.52
  5. Step 5: Solve for x
    x = 96,895,644.52/10,602.46
  6. Step 6: Final answer
    x = 9,138.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.