Home / 7,529.78-11,280.07-4,232.82

Finding the Fourth Proportional to 7,529.78, 11,280.07 and 4,232.82

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Solution

The fourth proportional to 7,529.78, 11,280.07 and 4,232.82 is: 6,341.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.78 : 11,280.07 = 4,232.82 : x
  2. Step 2: Convert to fraction form
    7,529.78/11,280.07 = 4,232.82/x
  3. Step 3: Cross multiply
    7,529.78x = 11,280.07 × 4,232.82
  4. Step 4: Simplify right side
    7,529.78x = 47,746,505.90
  5. Step 5: Solve for x
    x = 47,746,505.90/7,529.78
  6. Step 6: Final answer
    x = 6,341.02

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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.