Home / 5,977.80-8,250-4,088.76

Finding the Fourth Proportional to 5,977.80, 8,250 and 4,088.76

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Solution

The fourth proportional to 5,977.80, 8,250 and 4,088.76 is: 5,642.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977.80 : 8,250 = 4,088.76 : x
  2. Step 2: Convert to fraction form
    5,977.80/8,250 = 4,088.76/x
  3. Step 3: Cross multiply
    5,977.80x = 8,250 × 4,088.76
  4. Step 4: Simplify right side
    5,977.80x = 33,732,270
  5. Step 5: Solve for x
    x = 33,732,270/5,977.80
  6. Step 6: Final answer
    x = 5,642.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.