Home / 1,598.09-2,205.36-934.81

Finding the Fourth Proportional to 1,598.09, 2,205.36 and 934.81

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Solution

The fourth proportional to 1,598.09, 2,205.36 and 934.81 is: 1,290.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.09 : 2,205.36 = 934.81 : x
  2. Step 2: Convert to fraction form
    1,598.09/2,205.36 = 934.81/x
  3. Step 3: Cross multiply
    1,598.09x = 2,205.36 × 934.81
  4. Step 4: Simplify right side
    1,598.09x = 2,061,587.07
  5. Step 5: Solve for x
    x = 2,061,587.07/1,598.09
  6. Step 6: Final answer
    x = 1,290.04

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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.