Home / 5,572.13-8,354.95-1,872.32

Finding the Fourth Proportional to 5,572.13, 8,354.95 and 1,872.32

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Solution

The fourth proportional to 5,572.13, 8,354.95 and 1,872.32 is: 2,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.13 : 8,354.95 = 1,872.32 : x
  2. Step 2: Convert to fraction form
    5,572.13/8,354.95 = 1,872.32/x
  3. Step 3: Cross multiply
    5,572.13x = 8,354.95 × 1,872.32
  4. Step 4: Simplify right side
    5,572.13x = 15,643,093.53
  5. Step 5: Solve for x
    x = 15,643,093.53/5,572.13
  6. Step 6: Final answer
    x = 2,807.38

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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.