Home / 11,073.42-15,280.47-6,359.22

Finding the Fourth Proportional to 11,073.42, 15,280.47 and 6,359.22

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Solution

The fourth proportional to 11,073.42, 15,280.47 and 6,359.22 is: 8,775.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.42 : 15,280.47 = 6,359.22 : x
  2. Step 2: Convert to fraction form
    11,073.42/15,280.47 = 6,359.22/x
  3. Step 3: Cross multiply
    11,073.42x = 15,280.47 × 6,359.22
  4. Step 4: Simplify right side
    11,073.42x = 97,171,870.43
  5. Step 5: Solve for x
    x = 97,171,870.43/11,073.42
  6. Step 6: Final answer
    x = 8,775.24

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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.