Home / 5,451.38-7,559.29-5,266.70

Finding the Fourth Proportional to 5,451.38, 7,559.29 and 5,266.70

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Solution

The fourth proportional to 5,451.38, 7,559.29 and 5,266.70 is: 7,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.38 : 7,559.29 = 5,266.70 : x
  2. Step 2: Convert to fraction form
    5,451.38/7,559.29 = 5,266.70/x
  3. Step 3: Cross multiply
    5,451.38x = 7,559.29 × 5,266.70
  4. Step 4: Simplify right side
    5,451.38x = 39,812,486.31
  5. Step 5: Solve for x
    x = 39,812,486.31/5,451.38
  6. Step 6: Final answer
    x = 7,303.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.