Home / 9,529.96-13,151.15-5,280.98

Finding the Fourth Proportional to 9,529.96, 13,151.15 and 5,280.98

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Solution

The fourth proportional to 9,529.96, 13,151.15 and 5,280.98 is: 7,287.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,529.96 : 13,151.15 = 5,280.98 : x
  2. Step 2: Convert to fraction form
    9,529.96/13,151.15 = 5,280.98/x
  3. Step 3: Cross multiply
    9,529.96x = 13,151.15 × 5,280.98
  4. Step 4: Simplify right side
    9,529.96x = 69,450,966.60
  5. Step 5: Solve for x
    x = 69,450,966.60/9,529.96
  6. Step 6: Final answer
    x = 7,287.65

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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.