Home / 5,988.92-8,256.13-4,215.02

Finding the Fourth Proportional to 5,988.92, 8,256.13 and 4,215.02

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Solution

The fourth proportional to 5,988.92, 8,256.13 and 4,215.02 is: 5,810.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988.92 : 8,256.13 = 4,215.02 : x
  2. Step 2: Convert to fraction form
    5,988.92/8,256.13 = 4,215.02/x
  3. Step 3: Cross multiply
    5,988.92x = 8,256.13 × 4,215.02
  4. Step 4: Simplify right side
    5,988.92x = 34,799,753.07
  5. Step 5: Solve for x
    x = 34,799,753.07/5,988.92
  6. Step 6: Final answer
    x = 5,810.69

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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.