Home / 1,740.96-2,400.98-1,173.15

Finding the Fourth Proportional to 1,740.96, 2,400.98 and 1,173.15

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Solution

The fourth proportional to 1,740.96, 2,400.98 and 1,173.15 is: 1,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.96 : 2,400.98 = 1,173.15 : x
  2. Step 2: Convert to fraction form
    1,740.96/2,400.98 = 1,173.15/x
  3. Step 3: Cross multiply
    1,740.96x = 2,400.98 × 1,173.15
  4. Step 4: Simplify right side
    1,740.96x = 2,816,703.82
  5. Step 5: Solve for x
    x = 2,816,703.82/1,740.96
  6. Step 6: Final answer
    x = 1,617.90

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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.