Home / 3,079.51-4,619.61-888.25

Finding the Fourth Proportional to 3,079.51, 4,619.61 and 888.25

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Solution

The fourth proportional to 3,079.51, 4,619.61 and 888.25 is: 1,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.51 : 4,619.61 = 888.25 : x
  2. Step 2: Convert to fraction form
    3,079.51/4,619.61 = 888.25/x
  3. Step 3: Cross multiply
    3,079.51x = 4,619.61 × 888.25
  4. Step 4: Simplify right side
    3,079.51x = 4,103,368.58
  5. Step 5: Solve for x
    x = 4,103,368.58/3,079.51
  6. Step 6: Final answer
    x = 1,332.47

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1.5x scale

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.