Home / 10,274.74-15,412.12-3,701.45

Finding the Fourth Proportional to 10,274.74, 15,412.12 and 3,701.45

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Solution

The fourth proportional to 10,274.74, 15,412.12 and 3,701.45 is: 5,552.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274.74 : 15,412.12 = 3,701.45 : x
  2. Step 2: Convert to fraction form
    10,274.74/15,412.12 = 3,701.45/x
  3. Step 3: Cross multiply
    10,274.74x = 15,412.12 × 3,701.45
  4. Step 4: Simplify right side
    10,274.74x = 57,047,220.85
  5. Step 5: Solve for x
    x = 57,047,220.85/10,274.74
  6. Step 6: Final answer
    x = 5,552.18

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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.