Home / 6,344.64-9,518.85-1,962.45

Finding the Fourth Proportional to 6,344.64, 9,518.85 and 1,962.45

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Solution

The fourth proportional to 6,344.64, 9,518.85 and 1,962.45 is: 2,944.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.64 : 9,518.85 = 1,962.45 : x
  2. Step 2: Convert to fraction form
    6,344.64/9,518.85 = 1,962.45/x
  3. Step 3: Cross multiply
    6,344.64x = 9,518.85 × 1,962.45
  4. Step 4: Simplify right side
    6,344.64x = 18,680,267.18
  5. Step 5: Solve for x
    x = 18,680,267.18/6,344.64
  6. Step 6: Final answer
    x = 2,944.26

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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.