Home / 8,986.05-13,479.08-4,177.02

Finding the Fourth Proportional to 8,986.05, 13,479.08 and 4,177.02

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Solution

The fourth proportional to 8,986.05, 13,479.08 and 4,177.02 is: 6,265.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986.05 : 13,479.08 = 4,177.02 : x
  2. Step 2: Convert to fraction form
    8,986.05/13,479.08 = 4,177.02/x
  3. Step 3: Cross multiply
    8,986.05x = 13,479.08 × 4,177.02
  4. Step 4: Simplify right side
    8,986.05x = 56,302,386.74
  5. Step 5: Solve for x
    x = 56,302,386.74/8,986.05
  6. Step 6: Final answer
    x = 6,265.53

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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.