Home / 8,542.53-12,825.72-4,386.06

Finding the Fourth Proportional to 8,542.53, 12,825.72 and 4,386.06

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Solution

The fourth proportional to 8,542.53, 12,825.72 and 4,386.06 is: 6,585.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542.53 : 12,825.72 = 4,386.06 : x
  2. Step 2: Convert to fraction form
    8,542.53/12,825.72 = 4,386.06/x
  3. Step 3: Cross multiply
    8,542.53x = 12,825.72 × 4,386.06
  4. Step 4: Simplify right side
    8,542.53x = 56,254,377.46
  5. Step 5: Solve for x
    x = 56,254,377.46/8,542.53
  6. Step 6: Final answer
    x = 6,585.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.