Home / 2,060.08-3,088.16-761.20

Finding the Fourth Proportional to 2,060.08, 3,088.16 and 761.20

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Solution

The fourth proportional to 2,060.08, 3,088.16 and 761.20 is: 1,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.08 : 3,088.16 = 761.20 : x
  2. Step 2: Convert to fraction form
    2,060.08/3,088.16 = 761.20/x
  3. Step 3: Cross multiply
    2,060.08x = 3,088.16 × 761.20
  4. Step 4: Simplify right side
    2,060.08x = 2,350,707.39
  5. Step 5: Solve for x
    x = 2,350,707.39/2,060.08
  6. Step 6: Final answer
    x = 1,141.08

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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.