Home / 1,546.93-2,135.18-957.13

Finding the Fourth Proportional to 1,546.93, 2,135.18 and 957.13

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Solution

The fourth proportional to 1,546.93, 2,135.18 and 957.13 is: 1,321.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.93 : 2,135.18 = 957.13 : x
  2. Step 2: Convert to fraction form
    1,546.93/2,135.18 = 957.13/x
  3. Step 3: Cross multiply
    1,546.93x = 2,135.18 × 957.13
  4. Step 4: Simplify right side
    1,546.93x = 2,043,648.51
  5. Step 5: Solve for x
    x = 2,043,648.51/1,546.93
  6. Step 6: Final answer
    x = 1,321.10

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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.