Home / 3,470.77-5,211.83-2,926.45

Finding the Fourth Proportional to 3,470.77, 5,211.83 and 2,926.45

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Solution

The fourth proportional to 3,470.77, 5,211.83 and 2,926.45 is: 4,394.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470.77 : 5,211.83 = 2,926.45 : x
  2. Step 2: Convert to fraction form
    3,470.77/5,211.83 = 2,926.45/x
  3. Step 3: Cross multiply
    3,470.77x = 5,211.83 × 2,926.45
  4. Step 4: Simplify right side
    3,470.77x = 15,252,159.90
  5. Step 5: Solve for x
    x = 15,252,159.90/3,470.77
  6. Step 6: Final answer
    x = 4,394.46

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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.