Home / 6,444.42-8,938.45-6,181.98

Finding the Fourth Proportional to 6,444.42, 8,938.45 and 6,181.98

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Solution

The fourth proportional to 6,444.42, 8,938.45 and 6,181.98 is: 8,574.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.42 : 8,938.45 = 6,181.98 : x
  2. Step 2: Convert to fraction form
    6,444.42/8,938.45 = 6,181.98/x
  3. Step 3: Cross multiply
    6,444.42x = 8,938.45 × 6,181.98
  4. Step 4: Simplify right side
    6,444.42x = 55,257,319.13
  5. Step 5: Solve for x
    x = 55,257,319.13/6,444.42
  6. Step 6: Final answer
    x = 8,574.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.