Home / 7,526.75-10,387.28-4,542.53

Finding the Fourth Proportional to 7,526.75, 10,387.28 and 4,542.53

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Solution

The fourth proportional to 7,526.75, 10,387.28 and 4,542.53 is: 6,268.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.75 : 10,387.28 = 4,542.53 : x
  2. Step 2: Convert to fraction form
    7,526.75/10,387.28 = 4,542.53/x
  3. Step 3: Cross multiply
    7,526.75x = 10,387.28 × 4,542.53
  4. Step 4: Simplify right side
    7,526.75x = 47,184,490.44
  5. Step 5: Solve for x
    x = 47,184,490.44/7,526.75
  6. Step 6: Final answer
    x = 6,268.91

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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.