Home / 1,263.18-1,895.56-483.25

Finding the Fourth Proportional to 1,263.18, 1,895.56 and 483.25

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Solution

The fourth proportional to 1,263.18, 1,895.56 and 483.25 is: 725.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263.18 : 1,895.56 = 483.25 : x
  2. Step 2: Convert to fraction form
    1,263.18/1,895.56 = 483.25/x
  3. Step 3: Cross multiply
    1,263.18x = 1,895.56 × 483.25
  4. Step 4: Simplify right side
    1,263.18x = 916,017.48
  5. Step 5: Solve for x
    x = 916,017.48/1,263.18
  6. Step 6: Final answer
    x = 725.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.