Home / 5,118.19-7,032.49-4,068.43

Finding the Fourth Proportional to 5,118.19, 7,032.49 and 4,068.43

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Solution

The fourth proportional to 5,118.19, 7,032.49 and 4,068.43 is: 5,590.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.19 : 7,032.49 = 4,068.43 : x
  2. Step 2: Convert to fraction form
    5,118.19/7,032.49 = 4,068.43/x
  3. Step 3: Cross multiply
    5,118.19x = 7,032.49 × 4,068.43
  4. Step 4: Simplify right side
    5,118.19x = 28,611,193.29
  5. Step 5: Solve for x
    x = 28,611,193.29/5,118.19
  6. Step 6: Final answer
    x = 5,590.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.