Home / 8,944.08-12,342.86-4,965.20

Finding the Fourth Proportional to 8,944.08, 12,342.86 and 4,965.20

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Solution

The fourth proportional to 8,944.08, 12,342.86 and 4,965.20 is: 6,851.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.08 : 12,342.86 = 4,965.20 : x
  2. Step 2: Convert to fraction form
    8,944.08/12,342.86 = 4,965.20/x
  3. Step 3: Cross multiply
    8,944.08x = 12,342.86 × 4,965.20
  4. Step 4: Simplify right side
    8,944.08x = 61,284,681.93
  5. Step 5: Solve for x
    x = 61,284,681.93/8,944.08
  6. Step 6: Final answer
    x = 6,851.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.