Home / 2,880.56-4,317.48-1,582.88

Finding the Fourth Proportional to 2,880.56, 4,317.48 and 1,582.88

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Solution

The fourth proportional to 2,880.56, 4,317.48 and 1,582.88 is: 2,372.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.56 : 4,317.48 = 1,582.88 : x
  2. Step 2: Convert to fraction form
    2,880.56/4,317.48 = 1,582.88/x
  3. Step 3: Cross multiply
    2,880.56x = 4,317.48 × 1,582.88
  4. Step 4: Simplify right side
    2,880.56x = 6,834,052.74
  5. Step 5: Solve for x
    x = 6,834,052.74/2,880.56
  6. Step 6: Final answer
    x = 2,372.47

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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.