Home / 5,376.36-8,062.92-2,088.72

Finding the Fourth Proportional to 5,376.36, 8,062.92 and 2,088.72

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Solution

The fourth proportional to 5,376.36, 8,062.92 and 2,088.72 is: 3,132.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.36 : 8,062.92 = 2,088.72 : x
  2. Step 2: Convert to fraction form
    5,376.36/8,062.92 = 2,088.72/x
  3. Step 3: Cross multiply
    5,376.36x = 8,062.92 × 2,088.72
  4. Step 4: Simplify right side
    5,376.36x = 16,841,182.26
  5. Step 5: Solve for x
    x = 16,841,182.26/5,376.36
  6. Step 6: Final answer
    x = 3,132.45

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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.