Home / 7,246.80-10,002.96-6,612.48

Finding the Fourth Proportional to 7,246.80, 10,002.96 and 6,612.48

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Solution

The fourth proportional to 7,246.80, 10,002.96 and 6,612.48 is: 9,127.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.80 : 10,002.96 = 6,612.48 : x
  2. Step 2: Convert to fraction form
    7,246.80/10,002.96 = 6,612.48/x
  3. Step 3: Cross multiply
    7,246.80x = 10,002.96 × 6,612.48
  4. Step 4: Simplify right side
    7,246.80x = 66,144,372.94
  5. Step 5: Solve for x
    x = 66,144,372.94/7,246.80
  6. Step 6: Final answer
    x = 9,127.39

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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.