Home / 2,459.04-3,689.37-997.80

Finding the Fourth Proportional to 2,459.04, 3,689.37 and 997.80

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Solution

The fourth proportional to 2,459.04, 3,689.37 and 997.80 is: 1,497.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.04 : 3,689.37 = 997.80 : x
  2. Step 2: Convert to fraction form
    2,459.04/3,689.37 = 997.80/x
  3. Step 3: Cross multiply
    2,459.04x = 3,689.37 × 997.80
  4. Step 4: Simplify right side
    2,459.04x = 3,681,253.39
  5. Step 5: Solve for x
    x = 3,681,253.39/2,459.04
  6. Step 6: Final answer
    x = 1,497.03

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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.