Home / 8,550.12-11,805.84-6,557.52

Finding the Fourth Proportional to 8,550.12, 11,805.84 and 6,557.52

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Solution

The fourth proportional to 8,550.12, 11,805.84 and 6,557.52 is: 9,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.12 : 11,805.84 = 6,557.52 : x
  2. Step 2: Convert to fraction form
    8,550.12/11,805.84 = 6,557.52/x
  3. Step 3: Cross multiply
    8,550.12x = 11,805.84 × 6,557.52
  4. Step 4: Simplify right side
    8,550.12x = 77,417,031.92
  5. Step 5: Solve for x
    x = 77,417,031.92/8,550.12
  6. Step 6: Final answer
    x = 9,054.50

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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.