Home / 3,087.24-4,624.02-1,545

Finding the Fourth Proportional to 3,087.24, 4,624.02 and 1,545

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Solution

The fourth proportional to 3,087.24, 4,624.02 and 1,545 is: 2,314.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.24 : 4,624.02 = 1,545 : x
  2. Step 2: Convert to fraction form
    3,087.24/4,624.02 = 1,545/x
  3. Step 3: Cross multiply
    3,087.24x = 4,624.02 × 1,545
  4. Step 4: Simplify right side
    3,087.24x = 7,144,110.90
  5. Step 5: Solve for x
    x = 7,144,110.90/3,087.24
  6. Step 6: Final answer
    x = 2,314.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.