Home / 3,560.07-5,341.49-1,479.55

Finding the Fourth Proportional to 3,560.07, 5,341.49 and 1,479.55

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Solution

The fourth proportional to 3,560.07, 5,341.49 and 1,479.55 is: 2,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.07 : 5,341.49 = 1,479.55 : x
  2. Step 2: Convert to fraction form
    3,560.07/5,341.49 = 1,479.55/x
  3. Step 3: Cross multiply
    3,560.07x = 5,341.49 × 1,479.55
  4. Step 4: Simplify right side
    3,560.07x = 7,902,994.13
  5. Step 5: Solve for x
    x = 7,902,994.13/3,560.07
  6. Step 6: Final answer
    x = 2,219.90

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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.