Home / 10,217.18-14,098.84-5,740.58

Finding the Fourth Proportional to 10,217.18, 14,098.84 and 5,740.58

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Solution

The fourth proportional to 10,217.18, 14,098.84 and 5,740.58 is: 7,921.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217.18 : 14,098.84 = 5,740.58 : x
  2. Step 2: Convert to fraction form
    10,217.18/14,098.84 = 5,740.58/x
  3. Step 3: Cross multiply
    10,217.18x = 14,098.84 × 5,740.58
  4. Step 4: Simplify right side
    10,217.18x = 80,935,518.93
  5. Step 5: Solve for x
    x = 80,935,518.93/10,217.18
  6. Step 6: Final answer
    x = 7,921.51

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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.