Home / 2,880.48-4,317.36-1,031.04

Finding the Fourth Proportional to 2,880.48, 4,317.36 and 1,031.04

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Solution

The fourth proportional to 2,880.48, 4,317.36 and 1,031.04 is: 1,545.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.48 : 4,317.36 = 1,031.04 : x
  2. Step 2: Convert to fraction form
    2,880.48/4,317.36 = 1,031.04/x
  3. Step 3: Cross multiply
    2,880.48x = 4,317.36 × 1,031.04
  4. Step 4: Simplify right side
    2,880.48x = 4,451,370.85
  5. Step 5: Solve for x
    x = 4,451,370.85/2,880.48
  6. Step 6: Final answer
    x = 1,545.36

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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.