Home / 10,158.83-14,020.68-6,179.18

Finding the Fourth Proportional to 10,158.83, 14,020.68 and 6,179.18

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Solution

The fourth proportional to 10,158.83, 14,020.68 and 6,179.18 is: 8,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158.83 : 14,020.68 = 6,179.18 : x
  2. Step 2: Convert to fraction form
    10,158.83/14,020.68 = 6,179.18/x
  3. Step 3: Cross multiply
    10,158.83x = 14,020.68 × 6,179.18
  4. Step 4: Simplify right side
    10,158.83x = 86,636,235.34
  5. Step 5: Solve for x
    x = 86,636,235.34/10,158.83
  6. Step 6: Final answer
    x = 8,528.17

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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.