Home / 2,357.75-3,253.70-1,363.19

Finding the Fourth Proportional to 2,357.75, 3,253.70 and 1,363.19

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Solution

The fourth proportional to 2,357.75, 3,253.70 and 1,363.19 is: 1,881.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.75 : 3,253.70 = 1,363.19 : x
  2. Step 2: Convert to fraction form
    2,357.75/3,253.70 = 1,363.19/x
  3. Step 3: Cross multiply
    2,357.75x = 3,253.70 × 1,363.19
  4. Step 4: Simplify right side
    2,357.75x = 4,435,411.30
  5. Step 5: Solve for x
    x = 4,435,411.30/2,357.75
  6. Step 6: Final answer
    x = 1,881.21

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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.