Home / 5,042.13-6,957.61-2,803.65

Finding the Fourth Proportional to 5,042.13, 6,957.61 and 2,803.65

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Solution

The fourth proportional to 5,042.13, 6,957.61 and 2,803.65 is: 3,868.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.13 : 6,957.61 = 2,803.65 : x
  2. Step 2: Convert to fraction form
    5,042.13/6,957.61 = 2,803.65/x
  3. Step 3: Cross multiply
    5,042.13x = 6,957.61 × 2,803.65
  4. Step 4: Simplify right side
    5,042.13x = 19,506,705.52
  5. Step 5: Solve for x
    x = 19,506,705.52/5,042.13
  6. Step 6: Final answer
    x = 3,868.74

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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.