Home / 10,967.40-16,451.10-4,398.30

Finding the Fourth Proportional to 10,967.40, 16,451.10 and 4,398.30

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Solution

The fourth proportional to 10,967.40, 16,451.10 and 4,398.30 is: 6,597.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,967.40 : 16,451.10 = 4,398.30 : x
  2. Step 2: Convert to fraction form
    10,967.40/16,451.10 = 4,398.30/x
  3. Step 3: Cross multiply
    10,967.40x = 16,451.10 × 4,398.30
  4. Step 4: Simplify right side
    10,967.40x = 72,356,873.13
  5. Step 5: Solve for x
    x = 72,356,873.13/10,967.40
  6. Step 6: Final answer
    x = 6,597.45

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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.