Home / 1,749.81-2,625.30-710.04

Finding the Fourth Proportional to 1,749.81, 2,625.30 and 710.04

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Solution

The fourth proportional to 1,749.81, 2,625.30 and 710.04 is: 1,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.81 : 2,625.30 = 710.04 : x
  2. Step 2: Convert to fraction form
    1,749.81/2,625.30 = 710.04/x
  3. Step 3: Cross multiply
    1,749.81x = 2,625.30 × 710.04
  4. Step 4: Simplify right side
    1,749.81x = 1,864,068.01
  5. Step 5: Solve for x
    x = 1,864,068.01/1,749.81
  6. Step 6: Final answer
    x = 1,065.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.