Home / 2,253.84-3,110.00-1,259.07

Finding the Fourth Proportional to 2,253.84, 3,110.00 and 1,259.07

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Solution

The fourth proportional to 2,253.84, 3,110.00 and 1,259.07 is: 1,737.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.84 : 3,110.00 = 1,259.07 : x
  2. Step 2: Convert to fraction form
    2,253.84/3,110.00 = 1,259.07/x
  3. Step 3: Cross multiply
    2,253.84x = 3,110.00 × 1,259.07
  4. Step 4: Simplify right side
    2,253.84x = 3,915,701.40
  5. Step 5: Solve for x
    x = 3,915,701.40/2,253.84
  6. Step 6: Final answer
    x = 1,737.35

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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.