Home / 2,370.75-3,552.89-1,275.63

Finding the Fourth Proportional to 2,370.75, 3,552.89 and 1,275.63

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Solution

The fourth proportional to 2,370.75, 3,552.89 and 1,275.63 is: 1,911.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.75 : 3,552.89 = 1,275.63 : x
  2. Step 2: Convert to fraction form
    2,370.75/3,552.89 = 1,275.63/x
  3. Step 3: Cross multiply
    2,370.75x = 3,552.89 × 1,275.63
  4. Step 4: Simplify right side
    2,370.75x = 4,532,166.69
  5. Step 5: Solve for x
    x = 4,532,166.69/2,370.75
  6. Step 6: Final answer
    x = 1,911.70

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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.