Home / 4,401.07-6,601.74-1,479.40

Finding the Fourth Proportional to 4,401.07, 6,601.74 and 1,479.40

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Solution

The fourth proportional to 4,401.07, 6,601.74 and 1,479.40 is: 2,219.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.07 : 6,601.74 = 1,479.40 : x
  2. Step 2: Convert to fraction form
    4,401.07/6,601.74 = 1,479.40/x
  3. Step 3: Cross multiply
    4,401.07x = 6,601.74 × 1,479.40
  4. Step 4: Simplify right side
    4,401.07x = 9,766,592.10
  5. Step 5: Solve for x
    x = 9,766,592.10/4,401.07
  6. Step 6: Final answer
    x = 2,219.14

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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.