Home / 4,088.07-6,129.27-2,141.64

Finding the Fourth Proportional to 4,088.07, 6,129.27 and 2,141.64

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Solution

The fourth proportional to 4,088.07, 6,129.27 and 2,141.64 is: 3,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.07 : 6,129.27 = 2,141.64 : x
  2. Step 2: Convert to fraction form
    4,088.07/6,129.27 = 2,141.64/x
  3. Step 3: Cross multiply
    4,088.07x = 6,129.27 × 2,141.64
  4. Step 4: Simplify right side
    4,088.07x = 13,126,689.80
  5. Step 5: Solve for x
    x = 13,126,689.80/4,088.07
  6. Step 6: Final answer
    x = 3,210.97

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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.