Home / 1,756.07-2,626.99-1,207.02

Finding the Fourth Proportional to 1,756.07, 2,626.99 and 1,207.02

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Solution

The fourth proportional to 1,756.07, 2,626.99 and 1,207.02 is: 1,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756.07 : 2,626.99 = 1,207.02 : x
  2. Step 2: Convert to fraction form
    1,756.07/2,626.99 = 1,207.02/x
  3. Step 3: Cross multiply
    1,756.07x = 2,626.99 × 1,207.02
  4. Step 4: Simplify right side
    1,756.07x = 3,170,829.47
  5. Step 5: Solve for x
    x = 3,170,829.47/1,756.07
  6. Step 6: Final answer
    x = 1,805.64

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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.