Home / 7,456.08-10,283.04-6,340.62

Finding the Fourth Proportional to 7,456.08, 10,283.04 and 6,340.62

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Solution

The fourth proportional to 7,456.08, 10,283.04 and 6,340.62 is: 8,744.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.08 : 10,283.04 = 6,340.62 : x
  2. Step 2: Convert to fraction form
    7,456.08/10,283.04 = 6,340.62/x
  3. Step 3: Cross multiply
    7,456.08x = 10,283.04 × 6,340.62
  4. Step 4: Simplify right side
    7,456.08x = 65,200,849.08
  5. Step 5: Solve for x
    x = 65,200,849.08/7,456.08
  6. Step 6: Final answer
    x = 8,744.66

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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.