Home / 11,280.93-15,567.39-6,244.98

Finding the Fourth Proportional to 11,280.93, 15,567.39 and 6,244.98

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Solution

The fourth proportional to 11,280.93, 15,567.39 and 6,244.98 is: 8,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.93 : 15,567.39 = 6,244.98 : x
  2. Step 2: Convert to fraction form
    11,280.93/15,567.39 = 6,244.98/x
  3. Step 3: Cross multiply
    11,280.93x = 15,567.39 × 6,244.98
  4. Step 4: Simplify right side
    11,280.93x = 97,218,039.20
  5. Step 5: Solve for x
    x = 97,218,039.20/11,280.93
  6. Step 6: Final answer
    x = 8,617.91

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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.