Home / 4,189.13-6,283.89-1,267.46

Finding the Fourth Proportional to 4,189.13, 6,283.89 and 1,267.46

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Solution

The fourth proportional to 4,189.13, 6,283.89 and 1,267.46 is: 1,901.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.13 : 6,283.89 = 1,267.46 : x
  2. Step 2: Convert to fraction form
    4,189.13/6,283.89 = 1,267.46/x
  3. Step 3: Cross multiply
    4,189.13x = 6,283.89 × 1,267.46
  4. Step 4: Simplify right side
    4,189.13x = 7,964,547.80
  5. Step 5: Solve for x
    x = 7,964,547.80/4,189.13
  6. Step 6: Final answer
    x = 1,901.24

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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.