Home / 7,348.65-10,141.00-4,161.90

Finding the Fourth Proportional to 7,348.65, 10,141.00 and 4,161.90

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Solution

The fourth proportional to 7,348.65, 10,141.00 and 4,161.90 is: 5,743.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,348.65 : 10,141.00 = 4,161.90 : x
  2. Step 2: Convert to fraction form
    7,348.65/10,141.00 = 4,161.90/x
  3. Step 3: Cross multiply
    7,348.65x = 10,141.00 × 4,161.90
  4. Step 4: Simplify right side
    7,348.65x = 42,205,798.48
  5. Step 5: Solve for x
    x = 42,205,798.48/7,348.65
  6. Step 6: Final answer
    x = 5,743.34

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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.