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Finding the Fourth Proportional to 4,368.18, 6,026.77 and 3,947.18

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Solution

The fourth proportional to 4,368.18, 6,026.77 and 3,947.18 is: 5,445.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,368.18 : 6,026.77 = 3,947.18 : x
  2. Step 2: Convert to fraction form
    4,368.18/6,026.77 = 3,947.18/x
  3. Step 3: Cross multiply
    4,368.18x = 6,026.77 × 3,947.18
  4. Step 4: Simplify right side
    4,368.18x = 23,788,696.14
  5. Step 5: Solve for x
    x = 23,788,696.14/4,368.18
  6. Step 6: Final answer
    x = 5,445.91

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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.