Home / 5,780.88-7,977.01-3,263.13

Finding the Fourth Proportional to 5,780.88, 7,977.01 and 3,263.13

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Solution

The fourth proportional to 5,780.88, 7,977.01 and 3,263.13 is: 4,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,780.88 : 7,977.01 = 3,263.13 : x
  2. Step 2: Convert to fraction form
    5,780.88/7,977.01 = 3,263.13/x
  3. Step 3: Cross multiply
    5,780.88x = 7,977.01 × 3,263.13
  4. Step 4: Simplify right side
    5,780.88x = 26,030,020.64
  5. Step 5: Solve for x
    x = 26,030,020.64/5,780.88
  6. Step 6: Final answer
    x = 4,502.78

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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.