Home / 2,866.85-4,300.76-1,017.57

Finding the Fourth Proportional to 2,866.85, 4,300.76 and 1,017.57

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Solution

The fourth proportional to 2,866.85, 4,300.76 and 1,017.57 is: 1,526.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866.85 : 4,300.76 = 1,017.57 : x
  2. Step 2: Convert to fraction form
    2,866.85/4,300.76 = 1,017.57/x
  3. Step 3: Cross multiply
    2,866.85x = 4,300.76 × 1,017.57
  4. Step 4: Simplify right side
    2,866.85x = 4,376,319.27
  5. Step 5: Solve for x
    x = 4,376,319.27/2,866.85
  6. Step 6: Final answer
    x = 1,526.53

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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.