Home / 8,088.60-11,162.10-4,551.72

Finding the Fourth Proportional to 8,088.60, 11,162.10 and 4,551.72

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Solution

The fourth proportional to 8,088.60, 11,162.10 and 4,551.72 is: 6,281.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.60 : 11,162.10 = 4,551.72 : x
  2. Step 2: Convert to fraction form
    8,088.60/11,162.10 = 4,551.72/x
  3. Step 3: Cross multiply
    8,088.60x = 11,162.10 × 4,551.72
  4. Step 4: Simplify right side
    8,088.60x = 50,806,753.81
  5. Step 5: Solve for x
    x = 50,806,753.81/8,088.60
  6. Step 6: Final answer
    x = 6,281.28

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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.