Home / 10,254.04-15,381.07-2,858.69

Finding the Fourth Proportional to 10,254.04, 15,381.07 and 2,858.69

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Solution

The fourth proportional to 10,254.04, 15,381.07 and 2,858.69 is: 4,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254.04 : 15,381.07 = 2,858.69 : x
  2. Step 2: Convert to fraction form
    10,254.04/15,381.07 = 2,858.69/x
  3. Step 3: Cross multiply
    10,254.04x = 15,381.07 × 2,858.69
  4. Step 4: Simplify right side
    10,254.04x = 43,969,711.00
  5. Step 5: Solve for x
    x = 43,969,711.00/10,254.04
  6. Step 6: Final answer
    x = 4,288.04

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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.