Home / 5,280.70-7,301.28-4,624.60

Finding the Fourth Proportional to 5,280.70, 7,301.28 and 4,624.60

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Solution

The fourth proportional to 5,280.70, 7,301.28 and 4,624.60 is: 6,394.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.70 : 7,301.28 = 4,624.60 : x
  2. Step 2: Convert to fraction form
    5,280.70/7,301.28 = 4,624.60/x
  3. Step 3: Cross multiply
    5,280.70x = 7,301.28 × 4,624.60
  4. Step 4: Simplify right side
    5,280.70x = 33,765,499.49
  5. Step 5: Solve for x
    x = 33,765,499.49/5,280.70
  6. Step 6: Final answer
    x = 6,394.13

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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.