Home / 5,569.40-8,362.20-4,192.40

Finding the Fourth Proportional to 5,569.40, 8,362.20 and 4,192.40

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Solution

The fourth proportional to 5,569.40, 8,362.20 and 4,192.40 is: 6,294.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.40 : 8,362.20 = 4,192.40 : x
  2. Step 2: Convert to fraction form
    5,569.40/8,362.20 = 4,192.40/x
  3. Step 3: Cross multiply
    5,569.40x = 8,362.20 × 4,192.40
  4. Step 4: Simplify right side
    5,569.40x = 35,057,687.28
  5. Step 5: Solve for x
    x = 35,057,687.28/5,569.40
  6. Step 6: Final answer
    x = 6,294.70

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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.