Home / 6,174.63-9,216.45-5,680.53

Finding the Fourth Proportional to 6,174.63, 9,216.45 and 5,680.53

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Solution

The fourth proportional to 6,174.63, 9,216.45 and 5,680.53 is: 8,478.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174.63 : 9,216.45 = 5,680.53 : x
  2. Step 2: Convert to fraction form
    6,174.63/9,216.45 = 5,680.53/x
  3. Step 3: Cross multiply
    6,174.63x = 9,216.45 × 5,680.53
  4. Step 4: Simplify right side
    6,174.63x = 52,354,320.72
  5. Step 5: Solve for x
    x = 52,354,320.72/6,174.63
  6. Step 6: Final answer
    x = 8,478.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.