Home / 10,320.07-15,471.46-4,162.63

Finding the Fourth Proportional to 10,320.07, 15,471.46 and 4,162.63

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Solution

The fourth proportional to 10,320.07, 15,471.46 and 4,162.63 is: 6,240.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.07 : 15,471.46 = 4,162.63 : x
  2. Step 2: Convert to fraction form
    10,320.07/15,471.46 = 4,162.63/x
  3. Step 3: Cross multiply
    10,320.07x = 15,471.46 × 4,162.63
  4. Step 4: Simplify right side
    10,320.07x = 64,401,963.54
  5. Step 5: Solve for x
    x = 64,401,963.54/10,320.07
  6. Step 6: Final answer
    x = 6,240.46

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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.