Home / 10,343.84-15,514.95-3,771.50

Finding the Fourth Proportional to 10,343.84, 15,514.95 and 3,771.50

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Solution

The fourth proportional to 10,343.84, 15,514.95 and 3,771.50 is: 5,656.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,343.84 : 15,514.95 = 3,771.50 : x
  2. Step 2: Convert to fraction form
    10,343.84/15,514.95 = 3,771.50/x
  3. Step 3: Cross multiply
    10,343.84x = 15,514.95 × 3,771.50
  4. Step 4: Simplify right side
    10,343.84x = 58,514,672.71
  5. Step 5: Solve for x
    x = 58,514,672.71/10,343.84
  6. Step 6: Final answer
    x = 5,656.96

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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.