Home / 8,462.16-11,677.53-4,685.20

Finding the Fourth Proportional to 8,462.16, 11,677.53 and 4,685.20

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Solution

The fourth proportional to 8,462.16, 11,677.53 and 4,685.20 is: 6,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,462.16 : 11,677.53 = 4,685.20 : x
  2. Step 2: Convert to fraction form
    8,462.16/11,677.53 = 4,685.20/x
  3. Step 3: Cross multiply
    8,462.16x = 11,677.53 × 4,685.20
  4. Step 4: Simplify right side
    8,462.16x = 54,711,563.56
  5. Step 5: Solve for x
    x = 54,711,563.56/8,462.16
  6. Step 6: Final answer
    x = 6,465.44

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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.