Home / 4,086.04-6,129.42-1,164.40

Finding the Fourth Proportional to 4,086.04, 6,129.42 and 1,164.40

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Solution

The fourth proportional to 4,086.04, 6,129.42 and 1,164.40 is: 1,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.04 : 6,129.42 = 1,164.40 : x
  2. Step 2: Convert to fraction form
    4,086.04/6,129.42 = 1,164.40/x
  3. Step 3: Cross multiply
    4,086.04x = 6,129.42 × 1,164.40
  4. Step 4: Simplify right side
    4,086.04x = 7,137,096.65
  5. Step 5: Solve for x
    x = 7,137,096.65/4,086.04
  6. Step 6: Final answer
    x = 1,746.70

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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.