Home / 1,483.75-2,225.70-1,265.90

Finding the Fourth Proportional to 1,483.75, 2,225.70 and 1,265.90

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Solution

The fourth proportional to 1,483.75, 2,225.70 and 1,265.90 is: 1,898.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.75 : 2,225.70 = 1,265.90 : x
  2. Step 2: Convert to fraction form
    1,483.75/2,225.70 = 1,265.90/x
  3. Step 3: Cross multiply
    1,483.75x = 2,225.70 × 1,265.90
  4. Step 4: Simplify right side
    1,483.75x = 2,817,502.50
  5. Step 5: Solve for x
    x = 2,817,502.50/1,483.75
  6. Step 6: Final answer
    x = 1,898.91

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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.