Home / 8,730.96-12,052.85-5,588.97

Finding the Fourth Proportional to 8,730.96, 12,052.85 and 5,588.97

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Solution

The fourth proportional to 8,730.96, 12,052.85 and 5,588.97 is: 7,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.96 : 12,052.85 = 5,588.97 : x
  2. Step 2: Convert to fraction form
    8,730.96/12,052.85 = 5,588.97/x
  3. Step 3: Cross multiply
    8,730.96x = 12,052.85 × 5,588.97
  4. Step 4: Simplify right side
    8,730.96x = 67,363,017.06
  5. Step 5: Solve for x
    x = 67,363,017.06/8,730.96
  6. Step 6: Final answer
    x = 7,715.42

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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.