Home / 8,444.44-12,679.35-6,618.16

Finding the Fourth Proportional to 8,444.44, 12,679.35 and 6,618.16

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Solution

The fourth proportional to 8,444.44, 12,679.35 and 6,618.16 is: 9,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.44 : 12,679.35 = 6,618.16 : x
  2. Step 2: Convert to fraction form
    8,444.44/12,679.35 = 6,618.16/x
  3. Step 3: Cross multiply
    8,444.44x = 12,679.35 × 6,618.16
  4. Step 4: Simplify right side
    8,444.44x = 83,913,967.00
  5. Step 5: Solve for x
    x = 83,913,967.00/8,444.44
  6. Step 6: Final answer
    x = 9,937.19

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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.