Home / 3,087.84-4,263.51-2,423.55

Finding the Fourth Proportional to 3,087.84, 4,263.51 and 2,423.55

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Solution

The fourth proportional to 3,087.84, 4,263.51 and 2,423.55 is: 3,346.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.84 : 4,263.51 = 2,423.55 : x
  2. Step 2: Convert to fraction form
    3,087.84/4,263.51 = 2,423.55/x
  3. Step 3: Cross multiply
    3,087.84x = 4,263.51 × 2,423.55
  4. Step 4: Simplify right side
    3,087.84x = 10,332,829.66
  5. Step 5: Solve for x
    x = 10,332,829.66/3,087.84
  6. Step 6: Final answer
    x = 3,346.30

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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.