Home / 4,775.10-7,165.38-1,853.64

Finding the Fourth Proportional to 4,775.10, 7,165.38 and 1,853.64

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Solution

The fourth proportional to 4,775.10, 7,165.38 and 1,853.64 is: 2,781.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.10 : 7,165.38 = 1,853.64 : x
  2. Step 2: Convert to fraction form
    4,775.10/7,165.38 = 1,853.64/x
  3. Step 3: Cross multiply
    4,775.10x = 7,165.38 × 1,853.64
  4. Step 4: Simplify right side
    4,775.10x = 13,282,034.98
  5. Step 5: Solve for x
    x = 13,282,034.98/4,775.10
  6. Step 6: Final answer
    x = 2,781.52

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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.