Home / 3,430.93-5,154.60-2,200.74

Finding the Fourth Proportional to 3,430.93, 5,154.60 and 2,200.74

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Solution

The fourth proportional to 3,430.93, 5,154.60 and 2,200.74 is: 3,306.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430.93 : 5,154.60 = 2,200.74 : x
  2. Step 2: Convert to fraction form
    3,430.93/5,154.60 = 2,200.74/x
  3. Step 3: Cross multiply
    3,430.93x = 5,154.60 × 2,200.74
  4. Step 4: Simplify right side
    3,430.93x = 11,343,952.32
  5. Step 5: Solve for x
    x = 11,343,952.32/3,430.93
  6. Step 6: Final answer
    x = 3,306.38

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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.