Home / 5,377.68-8,026.77-4,690.26

Finding the Fourth Proportional to 5,377.68, 8,026.77 and 4,690.26

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Solution

The fourth proportional to 5,377.68, 8,026.77 and 4,690.26 is: 7,000.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.68 : 8,026.77 = 4,690.26 : x
  2. Step 2: Convert to fraction form
    5,377.68/8,026.77 = 4,690.26/x
  3. Step 3: Cross multiply
    5,377.68x = 8,026.77 × 4,690.26
  4. Step 4: Simplify right side
    5,377.68x = 37,647,638.26
  5. Step 5: Solve for x
    x = 37,647,638.26/5,377.68
  6. Step 6: Final answer
    x = 7,000.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.