Home / 4,290.35-5,920.18-2,402.04

Finding the Fourth Proportional to 4,290.35, 5,920.18 and 2,402.04

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Solution

The fourth proportional to 4,290.35, 5,920.18 and 2,402.04 is: 3,314.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.35 : 5,920.18 = 2,402.04 : x
  2. Step 2: Convert to fraction form
    4,290.35/5,920.18 = 2,402.04/x
  3. Step 3: Cross multiply
    4,290.35x = 5,920.18 × 2,402.04
  4. Step 4: Simplify right side
    4,290.35x = 14,220,509.17
  5. Step 5: Solve for x
    x = 14,220,509.17/4,290.35
  6. Step 6: Final answer
    x = 3,314.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.