Home / 1,483.95-2,224.34-1,117.61

Finding the Fourth Proportional to 1,483.95, 2,224.34 and 1,117.61

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Solution

The fourth proportional to 1,483.95, 2,224.34 and 1,117.61 is: 1,675.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.95 : 2,224.34 = 1,117.61 : x
  2. Step 2: Convert to fraction form
    1,483.95/2,224.34 = 1,117.61/x
  3. Step 3: Cross multiply
    1,483.95x = 2,224.34 × 1,117.61
  4. Step 4: Simplify right side
    1,483.95x = 2,485,927.92
  5. Step 5: Solve for x
    x = 2,485,927.92/1,483.95
  6. Step 6: Final answer
    x = 1,675.21

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1.5x scale

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.