Home / 9,052.14-12,487.50-5,509.20

Finding the Fourth Proportional to 9,052.14, 12,487.50 and 5,509.20

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Solution

The fourth proportional to 9,052.14, 12,487.50 and 5,509.20 is: 7,599.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,052.14 : 12,487.50 = 5,509.20 : x
  2. Step 2: Convert to fraction form
    9,052.14/12,487.50 = 5,509.20/x
  3. Step 3: Cross multiply
    9,052.14x = 12,487.50 × 5,509.20
  4. Step 4: Simplify right side
    9,052.14x = 68,796,135
  5. Step 5: Solve for x
    x = 68,796,135/9,052.14
  6. Step 6: Final answer
    x = 7,599.99

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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.