Home / 1,752.79-2,418.61-966.84

Finding the Fourth Proportional to 1,752.79, 2,418.61 and 966.84

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Solution

The fourth proportional to 1,752.79, 2,418.61 and 966.84 is: 1,334.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.79 : 2,418.61 = 966.84 : x
  2. Step 2: Convert to fraction form
    1,752.79/2,418.61 = 966.84/x
  3. Step 3: Cross multiply
    1,752.79x = 2,418.61 × 966.84
  4. Step 4: Simplify right side
    1,752.79x = 2,338,399.22
  5. Step 5: Solve for x
    x = 2,338,399.22/1,752.79
  6. Step 6: Final answer
    x = 1,334.10

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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.