Home / 1,729.04-2,386.04-943.08

Finding the Fourth Proportional to 1,729.04, 2,386.04 and 943.08

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Solution

The fourth proportional to 1,729.04, 2,386.04 and 943.08 is: 1,301.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.04 : 2,386.04 = 943.08 : x
  2. Step 2: Convert to fraction form
    1,729.04/2,386.04 = 943.08/x
  3. Step 3: Cross multiply
    1,729.04x = 2,386.04 × 943.08
  4. Step 4: Simplify right side
    1,729.04x = 2,250,226.60
  5. Step 5: Solve for x
    x = 2,250,226.60/1,729.04
  6. Step 6: Final answer
    x = 1,301.43

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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.