Home / 9,277.20-12,802.50-5,028.39

Finding the Fourth Proportional to 9,277.20, 12,802.50 and 5,028.39

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Solution

The fourth proportional to 9,277.20, 12,802.50 and 5,028.39 is: 6,939.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,277.20 : 12,802.50 = 5,028.39 : x
  2. Step 2: Convert to fraction form
    9,277.20/12,802.50 = 5,028.39/x
  3. Step 3: Cross multiply
    9,277.20x = 12,802.50 × 5,028.39
  4. Step 4: Simplify right side
    9,277.20x = 64,375,962.98
  5. Step 5: Solve for x
    x = 64,375,962.98/9,277.20
  6. Step 6: Final answer
    x = 6,939.16

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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.