Home / 10,107.28-13,948.19-5,858.65

Finding the Fourth Proportional to 10,107.28, 13,948.19 and 5,858.65

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Solution

The fourth proportional to 10,107.28, 13,948.19 and 5,858.65 is: 8,085.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,107.28 : 13,948.19 = 5,858.65 : x
  2. Step 2: Convert to fraction form
    10,107.28/13,948.19 = 5,858.65/x
  3. Step 3: Cross multiply
    10,107.28x = 13,948.19 × 5,858.65
  4. Step 4: Simplify right side
    10,107.28x = 81,717,629.16
  5. Step 5: Solve for x
    x = 81,717,629.16/10,107.28
  6. Step 6: Final answer
    x = 8,085.03

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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.