Home / 9,529.52-13,150.54-5,280.54

Finding the Fourth Proportional to 9,529.52, 13,150.54 and 5,280.54

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Solution

The fourth proportional to 9,529.52, 13,150.54 and 5,280.54 is: 7,287.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,529.52 : 13,150.54 = 5,280.54 : x
  2. Step 2: Convert to fraction form
    9,529.52/13,150.54 = 5,280.54/x
  3. Step 3: Cross multiply
    9,529.52x = 13,150.54 × 5,280.54
  4. Step 4: Simplify right side
    9,529.52x = 69,442,018.31
  5. Step 5: Solve for x
    x = 69,442,018.31/9,529.52
  6. Step 6: Final answer
    x = 7,287.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.