Home / 10,419.05-14,378.46-5,881.97

Finding the Fourth Proportional to 10,419.05, 14,378.46 and 5,881.97

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Solution

The fourth proportional to 10,419.05, 14,378.46 and 5,881.97 is: 8,117.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419.05 : 14,378.46 = 5,881.97 : x
  2. Step 2: Convert to fraction form
    10,419.05/14,378.46 = 5,881.97/x
  3. Step 3: Cross multiply
    10,419.05x = 14,378.46 × 5,881.97
  4. Step 4: Simplify right side
    10,419.05x = 84,573,670.37
  5. Step 5: Solve for x
    x = 84,573,670.37/10,419.05
  6. Step 6: Final answer
    x = 8,117.22

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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.