Home / 5,904.74-8,148.37-3,215.90

Finding the Fourth Proportional to 5,904.74, 8,148.37 and 3,215.90

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Solution

The fourth proportional to 5,904.74, 8,148.37 and 3,215.90 is: 4,437.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.74 : 8,148.37 = 3,215.90 : x
  2. Step 2: Convert to fraction form
    5,904.74/8,148.37 = 3,215.90/x
  3. Step 3: Cross multiply
    5,904.74x = 8,148.37 × 3,215.90
  4. Step 4: Simplify right side
    5,904.74x = 26,204,332.76
  5. Step 5: Solve for x
    x = 26,204,332.76/5,904.74
  6. Step 6: Final answer
    x = 4,437.85

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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.