Home / 2,614.29-3,607.68-1,435.35

Finding the Fourth Proportional to 2,614.29, 3,607.68 and 1,435.35

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Solution

The fourth proportional to 2,614.29, 3,607.68 and 1,435.35 is: 1,980.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,614.29 : 3,607.68 = 1,435.35 : x
  2. Step 2: Convert to fraction form
    2,614.29/3,607.68 = 1,435.35/x
  3. Step 3: Cross multiply
    2,614.29x = 3,607.68 × 1,435.35
  4. Step 4: Simplify right side
    2,614.29x = 5,178,283.49
  5. Step 5: Solve for x
    x = 5,178,283.49/2,614.29
  6. Step 6: Final answer
    x = 1,980.76

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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.