Home / 11,279.30-15,567.93-6,566.31

Finding the Fourth Proportional to 11,279.30, 15,567.93 and 6,566.31

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Solution

The fourth proportional to 11,279.30, 15,567.93 and 6,566.31 is: 9,062.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,279.30 : 15,567.93 = 6,566.31 : x
  2. Step 2: Convert to fraction form
    11,279.30/15,567.93 = 6,566.31/x
  3. Step 3: Cross multiply
    11,279.30x = 15,567.93 × 6,566.31
  4. Step 4: Simplify right side
    11,279.30x = 102,223,854.44
  5. Step 5: Solve for x
    x = 102,223,854.44/11,279.30
  6. Step 6: Final answer
    x = 9,062.96

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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.