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Finding the Fourth Proportional to 4,368.80, 6,024.80 and 2,876.32

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Solution

The fourth proportional to 4,368.80, 6,024.80 and 2,876.32 is: 3,966.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,368.80 : 6,024.80 = 2,876.32 : x
  2. Step 2: Convert to fraction form
    4,368.80/6,024.80 = 2,876.32/x
  3. Step 3: Cross multiply
    4,368.80x = 6,024.80 × 2,876.32
  4. Step 4: Simplify right side
    4,368.80x = 17,329,252.74
  5. Step 5: Solve for x
    x = 17,329,252.74/4,368.80
  6. Step 6: Final answer
    x = 3,966.59

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1.5x scale

Why These Related Problems?

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