Home / 10,953.68-16,432.07-3,555.77

Finding the Fourth Proportional to 10,953.68, 16,432.07 and 3,555.77

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Solution

The fourth proportional to 10,953.68, 16,432.07 and 3,555.77 is: 5,334.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953.68 : 16,432.07 = 3,555.77 : x
  2. Step 2: Convert to fraction form
    10,953.68/16,432.07 = 3,555.77/x
  3. Step 3: Cross multiply
    10,953.68x = 16,432.07 × 3,555.77
  4. Step 4: Simplify right side
    10,953.68x = 58,428,561.60
  5. Step 5: Solve for x
    x = 58,428,561.60/10,953.68
  6. Step 6: Final answer
    x = 5,334.15

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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.