Home / 10,345.18-14,278.14-5,868.04

Finding the Fourth Proportional to 10,345.18, 14,278.14 and 5,868.04

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Solution

The fourth proportional to 10,345.18, 14,278.14 and 5,868.04 is: 8,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345.18 : 14,278.14 = 5,868.04 : x
  2. Step 2: Convert to fraction form
    10,345.18/14,278.14 = 5,868.04/x
  3. Step 3: Cross multiply
    10,345.18x = 14,278.14 × 5,868.04
  4. Step 4: Simplify right side
    10,345.18x = 83,784,696.65
  5. Step 5: Solve for x
    x = 83,784,696.65/10,345.18
  6. Step 6: Final answer
    x = 8,098.91

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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.