Home / 7,562.80-11,326.92-4,478.32

Finding the Fourth Proportional to 7,562.80, 11,326.92 and 4,478.32

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Solution

The fourth proportional to 7,562.80, 11,326.92 and 4,478.32 is: 6,707.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,562.80 : 11,326.92 = 4,478.32 : x
  2. Step 2: Convert to fraction form
    7,562.80/11,326.92 = 4,478.32/x
  3. Step 3: Cross multiply
    7,562.80x = 11,326.92 × 4,478.32
  4. Step 4: Simplify right side
    7,562.80x = 50,725,572.37
  5. Step 5: Solve for x
    x = 50,725,572.37/7,562.80
  6. Step 6: Final answer
    x = 6,707.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.