Home / 1,740.02-2,400.30-1,180.28

Finding the Fourth Proportional to 1,740.02, 2,400.30 and 1,180.28

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Solution

The fourth proportional to 1,740.02, 2,400.30 and 1,180.28 is: 1,628.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.02 : 2,400.30 = 1,180.28 : x
  2. Step 2: Convert to fraction form
    1,740.02/2,400.30 = 1,180.28/x
  3. Step 3: Cross multiply
    1,740.02x = 2,400.30 × 1,180.28
  4. Step 4: Simplify right side
    1,740.02x = 2,833,026.08
  5. Step 5: Solve for x
    x = 2,833,026.08/1,740.02
  6. Step 6: Final answer
    x = 1,628.16

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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.