Home / 4,775.10-7,165.26-1,853.52

Finding the Fourth Proportional to 4,775.10, 7,165.26 and 1,853.52

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Solution

The fourth proportional to 4,775.10, 7,165.26 and 1,853.52 is: 2,781.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.10 : 7,165.26 = 1,853.52 : x
  2. Step 2: Convert to fraction form
    4,775.10/7,165.26 = 1,853.52/x
  3. Step 3: Cross multiply
    4,775.10x = 7,165.26 × 1,853.52
  4. Step 4: Simplify right side
    4,775.10x = 13,280,952.72
  5. Step 5: Solve for x
    x = 13,280,952.72/4,775.10
  6. Step 6: Final answer
    x = 2,781.29

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1.5x scale

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.