Home / 6,690.04-9,237.18-6,192.46

Finding the Fourth Proportional to 6,690.04, 9,237.18 and 6,192.46

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Solution

The fourth proportional to 6,690.04, 9,237.18 and 6,192.46 is: 8,550.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.04 : 9,237.18 = 6,192.46 : x
  2. Step 2: Convert to fraction form
    6,690.04/9,237.18 = 6,192.46/x
  3. Step 3: Cross multiply
    6,690.04x = 9,237.18 × 6,192.46
  4. Step 4: Simplify right side
    6,690.04x = 57,200,867.66
  5. Step 5: Solve for x
    x = 57,200,867.66/6,690.04
  6. Step 6: Final answer
    x = 8,550.15

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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.