Home / 9,417.60-14,118.30-5,715.90

Finding the Fourth Proportional to 9,417.60, 14,118.30 and 5,715.90

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Solution

The fourth proportional to 9,417.60, 14,118.30 and 5,715.90 is: 8,568.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417.60 : 14,118.30 = 5,715.90 : x
  2. Step 2: Convert to fraction form
    9,417.60/14,118.30 = 5,715.90/x
  3. Step 3: Cross multiply
    9,417.60x = 14,118.30 × 5,715.90
  4. Step 4: Simplify right side
    9,417.60x = 80,698,790.97
  5. Step 5: Solve for x
    x = 80,698,790.97/9,417.60
  6. Step 6: Final answer
    x = 8,568.93

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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.