Home / 5,285.16-7,272.10-4,337.48

Finding the Fourth Proportional to 5,285.16, 7,272.10 and 4,337.48

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Solution

The fourth proportional to 5,285.16, 7,272.10 and 4,337.48 is: 5,968.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.16 : 7,272.10 = 4,337.48 : x
  2. Step 2: Convert to fraction form
    5,285.16/7,272.10 = 4,337.48/x
  3. Step 3: Cross multiply
    5,285.16x = 7,272.10 × 4,337.48
  4. Step 4: Simplify right side
    5,285.16x = 31,542,588.31
  5. Step 5: Solve for x
    x = 31,542,588.31/5,285.16
  6. Step 6: Final answer
    x = 5,968.14

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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.