Home / 4,360.80-6,020.08-2,869.68

Finding the Fourth Proportional to 4,360.80, 6,020.08 and 2,869.68

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Solution

The fourth proportional to 4,360.80, 6,020.08 and 2,869.68 is: 3,961.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,360.80 : 6,020.08 = 2,869.68 : x
  2. Step 2: Convert to fraction form
    4,360.80/6,020.08 = 2,869.68/x
  3. Step 3: Cross multiply
    4,360.80x = 6,020.08 × 2,869.68
  4. Step 4: Simplify right side
    4,360.80x = 17,275,703.17
  5. Step 5: Solve for x
    x = 17,275,703.17/4,360.80
  6. Step 6: Final answer
    x = 3,961.59

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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.