Home / 5,785.46-7,987.53-4,456.58

Finding the Fourth Proportional to 5,785.46, 7,987.53 and 4,456.58

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Solution

The fourth proportional to 5,785.46, 7,987.53 and 4,456.58 is: 6,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.46 : 7,987.53 = 4,456.58 : x
  2. Step 2: Convert to fraction form
    5,785.46/7,987.53 = 4,456.58/x
  3. Step 3: Cross multiply
    5,785.46x = 7,987.53 × 4,456.58
  4. Step 4: Simplify right side
    5,785.46x = 35,597,066.45
  5. Step 5: Solve for x
    x = 35,597,066.45/5,785.46
  6. Step 6: Final answer
    x = 6,152.85

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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.