Home / 1,710.26-2,360.38-1,011.68

Finding the Fourth Proportional to 1,710.26, 2,360.38 and 1,011.68

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Solution

The fourth proportional to 1,710.26, 2,360.38 and 1,011.68 is: 1,396.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710.26 : 2,360.38 = 1,011.68 : x
  2. Step 2: Convert to fraction form
    1,710.26/2,360.38 = 1,011.68/x
  3. Step 3: Cross multiply
    1,710.26x = 2,360.38 × 1,011.68
  4. Step 4: Simplify right side
    1,710.26x = 2,387,949.24
  5. Step 5: Solve for x
    x = 2,387,949.24/1,710.26
  6. Step 6: Final answer
    x = 1,396.25

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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.