Home / 1,332.06-1,839.51-1,259.34

Finding the Fourth Proportional to 1,332.06, 1,839.51 and 1,259.34

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Solution

The fourth proportional to 1,332.06, 1,839.51 and 1,259.34 is: 1,739.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332.06 : 1,839.51 = 1,259.34 : x
  2. Step 2: Convert to fraction form
    1,332.06/1,839.51 = 1,259.34/x
  3. Step 3: Cross multiply
    1,332.06x = 1,839.51 × 1,259.34
  4. Step 4: Simplify right side
    1,332.06x = 2,316,568.52
  5. Step 5: Solve for x
    x = 2,316,568.52/1,332.06
  6. Step 6: Final answer
    x = 1,739.09

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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.