Home / 7,327.36-10,989.98-2,397.20

Finding the Fourth Proportional to 7,327.36, 10,989.98 and 2,397.20

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Solution

The fourth proportional to 7,327.36, 10,989.98 and 2,397.20 is: 3,595.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.36 : 10,989.98 = 2,397.20 : x
  2. Step 2: Convert to fraction form
    7,327.36/10,989.98 = 2,397.20/x
  3. Step 3: Cross multiply
    7,327.36x = 10,989.98 × 2,397.20
  4. Step 4: Simplify right side
    7,327.36x = 26,345,122.11
  5. Step 5: Solve for x
    x = 26,345,122.11/7,327.36
  6. Step 6: Final answer
    x = 3,595.44

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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.