Home / 8,588.52-12,854.70-5,304.28

Finding the Fourth Proportional to 8,588.52, 12,854.70 and 5,304.28

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Solution

The fourth proportional to 8,588.52, 12,854.70 and 5,304.28 is: 7,939.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588.52 : 12,854.70 = 5,304.28 : x
  2. Step 2: Convert to fraction form
    8,588.52/12,854.70 = 5,304.28/x
  3. Step 3: Cross multiply
    8,588.52x = 12,854.70 × 5,304.28
  4. Step 4: Simplify right side
    8,588.52x = 68,184,928.12
  5. Step 5: Solve for x
    x = 68,184,928.12/8,588.52
  6. Step 6: Final answer
    x = 7,939.08

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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.