Home / 8,277.02-11,423.91-4,742.60

Finding the Fourth Proportional to 8,277.02, 11,423.91 and 4,742.60

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Solution

The fourth proportional to 8,277.02, 11,423.91 and 4,742.60 is: 6,545.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.02 : 11,423.91 = 4,742.60 : x
  2. Step 2: Convert to fraction form
    8,277.02/11,423.91 = 4,742.60/x
  3. Step 3: Cross multiply
    8,277.02x = 11,423.91 × 4,742.60
  4. Step 4: Simplify right side
    8,277.02x = 54,179,035.57
  5. Step 5: Solve for x
    x = 54,179,035.57/8,277.02
  6. Step 6: Final answer
    x = 6,545.72

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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.