Home / 4,070.66-6,105.51-1,296.81

Finding the Fourth Proportional to 4,070.66, 6,105.51 and 1,296.81

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Solution

The fourth proportional to 4,070.66, 6,105.51 and 1,296.81 is: 1,945.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.66 : 6,105.51 = 1,296.81 : x
  2. Step 2: Convert to fraction form
    4,070.66/6,105.51 = 1,296.81/x
  3. Step 3: Cross multiply
    4,070.66x = 6,105.51 × 1,296.81
  4. Step 4: Simplify right side
    4,070.66x = 7,917,686.42
  5. Step 5: Solve for x
    x = 7,917,686.42/4,070.66
  6. Step 6: Final answer
    x = 1,945.06

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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.