Home / 11,280.31-15,567.03-6,244.94

Finding the Fourth Proportional to 11,280.31, 15,567.03 and 6,244.94

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Solution

The fourth proportional to 11,280.31, 15,567.03 and 6,244.94 is: 8,618.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.31 : 15,567.03 = 6,244.94 : x
  2. Step 2: Convert to fraction form
    11,280.31/15,567.03 = 6,244.94/x
  3. Step 3: Cross multiply
    11,280.31x = 15,567.03 × 6,244.94
  4. Step 4: Simplify right side
    11,280.31x = 97,215,207.25
  5. Step 5: Solve for x
    x = 97,215,207.25/11,280.31
  6. Step 6: Final answer
    x = 8,618.13

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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.