Home / 3,423.90-4,724.30-2,026.74

Finding the Fourth Proportional to 3,423.90, 4,724.30 and 2,026.74

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Solution

The fourth proportional to 3,423.90, 4,724.30 and 2,026.74 is: 2,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.90 : 4,724.30 = 2,026.74 : x
  2. Step 2: Convert to fraction form
    3,423.90/4,724.30 = 2,026.74/x
  3. Step 3: Cross multiply
    3,423.90x = 4,724.30 × 2,026.74
  4. Step 4: Simplify right side
    3,423.90x = 9,574,927.78
  5. Step 5: Solve for x
    x = 9,574,927.78/3,423.90
  6. Step 6: Final answer
    x = 2,796.50

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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.