Home / 4,990.36-7,487.16-2,393.50

Finding the Fourth Proportional to 4,990.36, 7,487.16 and 2,393.50

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Solution

The fourth proportional to 4,990.36, 7,487.16 and 2,393.50 is: 3,591.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.36 : 7,487.16 = 2,393.50 : x
  2. Step 2: Convert to fraction form
    4,990.36/7,487.16 = 2,393.50/x
  3. Step 3: Cross multiply
    4,990.36x = 7,487.16 × 2,393.50
  4. Step 4: Simplify right side
    4,990.36x = 17,920,517.46
  5. Step 5: Solve for x
    x = 17,920,517.46/4,990.36
  6. Step 6: Final answer
    x = 3,591.03

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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.