Home / 5,236.08-7,854.19-1,726.45

Finding the Fourth Proportional to 5,236.08, 7,854.19 and 1,726.45

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Solution

The fourth proportional to 5,236.08, 7,854.19 and 1,726.45 is: 2,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.08 : 7,854.19 = 1,726.45 : x
  2. Step 2: Convert to fraction form
    5,236.08/7,854.19 = 1,726.45/x
  3. Step 3: Cross multiply
    5,236.08x = 7,854.19 × 1,726.45
  4. Step 4: Simplify right side
    5,236.08x = 13,559,842.37
  5. Step 5: Solve for x
    x = 13,559,842.37/5,236.08
  6. Step 6: Final answer
    x = 2,589.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.