Home / 10,977.42-15,150.33-6,263.22

Finding the Fourth Proportional to 10,977.42, 15,150.33 and 6,263.22

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Solution

The fourth proportional to 10,977.42, 15,150.33 and 6,263.22 is: 8,644.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.42 : 15,150.33 = 6,263.22 : x
  2. Step 2: Convert to fraction form
    10,977.42/15,150.33 = 6,263.22/x
  3. Step 3: Cross multiply
    10,977.42x = 15,150.33 × 6,263.22
  4. Step 4: Simplify right side
    10,977.42x = 94,889,849.86
  5. Step 5: Solve for x
    x = 94,889,849.86/10,977.42
  6. Step 6: Final answer
    x = 8,644.09

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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.