Home / 2,614.05-3,607.40-1,435.13

Finding the Fourth Proportional to 2,614.05, 3,607.40 and 1,435.13

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Solution

The fourth proportional to 2,614.05, 3,607.40 and 1,435.13 is: 1,980.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614.05 : 3,607.40 = 1,435.13 : x
  2. Step 2: Convert to fraction form
    2,614.05/3,607.40 = 1,435.13/x
  3. Step 3: Cross multiply
    2,614.05x = 3,607.40 × 1,435.13
  4. Step 4: Simplify right side
    2,614.05x = 5,177,062.75
  5. Step 5: Solve for x
    x = 5,177,062.75/2,614.05
  6. Step 6: Final answer
    x = 1,980.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.