Home / 10,419.10-14,376.54-5,881.48

Finding the Fourth Proportional to 10,419.10, 14,376.54 and 5,881.48

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Solution

The fourth proportional to 10,419.10, 14,376.54 and 5,881.48 is: 8,115.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419.10 : 14,376.54 = 5,881.48 : x
  2. Step 2: Convert to fraction form
    10,419.10/14,376.54 = 5,881.48/x
  3. Step 3: Cross multiply
    10,419.10x = 14,376.54 × 5,881.48
  4. Step 4: Simplify right side
    10,419.10x = 84,555,332.48
  5. Step 5: Solve for x
    x = 84,555,332.48/10,419.10
  6. Step 6: Final answer
    x = 8,115.42

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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.