Home / 1,748.14-2,412.51-962.22

Finding the Fourth Proportional to 1,748.14, 2,412.51 and 962.22

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Solution

The fourth proportional to 1,748.14, 2,412.51 and 962.22 is: 1,327.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.14 : 2,412.51 = 962.22 : x
  2. Step 2: Convert to fraction form
    1,748.14/2,412.51 = 962.22/x
  3. Step 3: Cross multiply
    1,748.14x = 2,412.51 × 962.22
  4. Step 4: Simplify right side
    1,748.14x = 2,321,365.37
  5. Step 5: Solve for x
    x = 2,321,365.37/1,748.14
  6. Step 6: Final answer
    x = 1,327.91

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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.