Home / 10,123.04-15,192.36-6,612.10

Finding the Fourth Proportional to 10,123.04, 15,192.36 and 6,612.10

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Solution

The fourth proportional to 10,123.04, 15,192.36 and 6,612.10 is: 9,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123.04 : 15,192.36 = 6,612.10 : x
  2. Step 2: Convert to fraction form
    10,123.04/15,192.36 = 6,612.10/x
  3. Step 3: Cross multiply
    10,123.04x = 15,192.36 × 6,612.10
  4. Step 4: Simplify right side
    10,123.04x = 100,453,365.58
  5. Step 5: Solve for x
    x = 100,453,365.58/10,123.04
  6. Step 6: Final answer
    x = 9,923.24

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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.