Home / 1,717.02-2,565.72-1,164.60

Finding the Fourth Proportional to 1,717.02, 2,565.72 and 1,164.60

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Solution

The fourth proportional to 1,717.02, 2,565.72 and 1,164.60 is: 1,740.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.02 : 2,565.72 = 1,164.60 : x
  2. Step 2: Convert to fraction form
    1,717.02/2,565.72 = 1,164.60/x
  3. Step 3: Cross multiply
    1,717.02x = 2,565.72 × 1,164.60
  4. Step 4: Simplify right side
    1,717.02x = 2,988,037.51
  5. Step 5: Solve for x
    x = 2,988,037.51/1,717.02
  6. Step 6: Final answer
    x = 1,740.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.