Home / 10,640.02-15,927.18-6,934.28

Finding the Fourth Proportional to 10,640.02, 15,927.18 and 6,934.28

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Solution

The fourth proportional to 10,640.02, 15,927.18 and 6,934.28 is: 10,380.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640.02 : 15,927.18 = 6,934.28 : x
  2. Step 2: Convert to fraction form
    10,640.02/15,927.18 = 6,934.28/x
  3. Step 3: Cross multiply
    10,640.02x = 15,927.18 × 6,934.28
  4. Step 4: Simplify right side
    10,640.02x = 110,443,525.73
  5. Step 5: Solve for x
    x = 110,443,525.73/10,640.02
  6. Step 6: Final answer
    x = 10,380.01

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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.