Home / 4,775.04-7,161.48-1,486.32

Finding the Fourth Proportional to 4,775.04, 7,161.48 and 1,486.32

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Solution

The fourth proportional to 4,775.04, 7,161.48 and 1,486.32 is: 2,229.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.04 : 7,161.48 = 1,486.32 : x
  2. Step 2: Convert to fraction form
    4,775.04/7,161.48 = 1,486.32/x
  3. Step 3: Cross multiply
    4,775.04x = 7,161.48 × 1,486.32
  4. Step 4: Simplify right side
    4,775.04x = 10,644,250.95
  5. Step 5: Solve for x
    x = 10,644,250.95/4,775.04
  6. Step 6: Final answer
    x = 2,229.14

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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.