Home / 7,079.13-9,769.37-4,095.95

Finding the Fourth Proportional to 7,079.13, 9,769.37 and 4,095.95

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Solution

The fourth proportional to 7,079.13, 9,769.37 and 4,095.95 is: 5,652.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079.13 : 9,769.37 = 4,095.95 : x
  2. Step 2: Convert to fraction form
    7,079.13/9,769.37 = 4,095.95/x
  3. Step 3: Cross multiply
    7,079.13x = 9,769.37 × 4,095.95
  4. Step 4: Simplify right side
    7,079.13x = 40,014,781.72
  5. Step 5: Solve for x
    x = 40,014,781.72/7,079.13
  6. Step 6: Final answer
    x = 5,652.50

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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.