Home / 9,283.28-12,808.69-5,250.17

Finding the Fourth Proportional to 9,283.28, 12,808.69 and 5,250.17

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Solution

The fourth proportional to 9,283.28, 12,808.69 and 5,250.17 is: 7,243.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,283.28 : 12,808.69 = 5,250.17 : x
  2. Step 2: Convert to fraction form
    9,283.28/12,808.69 = 5,250.17/x
  3. Step 3: Cross multiply
    9,283.28x = 12,808.69 × 5,250.17
  4. Step 4: Simplify right side
    9,283.28x = 67,247,818.87
  5. Step 5: Solve for x
    x = 67,247,818.87/9,283.28
  6. Step 6: Final answer
    x = 7,243.98

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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.