Home / 7,530.28-11,280.82-4,233.32

Finding the Fourth Proportional to 7,530.28, 11,280.82 and 4,233.32

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Solution

The fourth proportional to 7,530.28, 11,280.82 and 4,233.32 is: 6,341.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.28 : 11,280.82 = 4,233.32 : x
  2. Step 2: Convert to fraction form
    7,530.28/11,280.82 = 4,233.32/x
  3. Step 3: Cross multiply
    7,530.28x = 11,280.82 × 4,233.32
  4. Step 4: Simplify right side
    7,530.28x = 47,755,320.92
  5. Step 5: Solve for x
    x = 47,755,320.92/7,530.28
  6. Step 6: Final answer
    x = 6,341.77

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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.