Home / 2,035.08-2,807.13-1,248.39

Finding the Fourth Proportional to 2,035.08, 2,807.13 and 1,248.39

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Solution

The fourth proportional to 2,035.08, 2,807.13 and 1,248.39 is: 1,721.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.08 : 2,807.13 = 1,248.39 : x
  2. Step 2: Convert to fraction form
    2,035.08/2,807.13 = 1,248.39/x
  3. Step 3: Cross multiply
    2,035.08x = 2,807.13 × 1,248.39
  4. Step 4: Simplify right side
    2,035.08x = 3,504,393.02
  5. Step 5: Solve for x
    x = 3,504,393.02/2,035.08
  6. Step 6: Final answer
    x = 1,721.99

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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.