Home / 6,077.04-9,119.66-2,378.80

Finding the Fourth Proportional to 6,077.04, 9,119.66 and 2,378.80

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Solution

The fourth proportional to 6,077.04, 9,119.66 and 2,378.80 is: 3,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.04 : 9,119.66 = 2,378.80 : x
  2. Step 2: Convert to fraction form
    6,077.04/9,119.66 = 2,378.80/x
  3. Step 3: Cross multiply
    6,077.04x = 9,119.66 × 2,378.80
  4. Step 4: Simplify right side
    6,077.04x = 21,693,846.71
  5. Step 5: Solve for x
    x = 21,693,846.71/6,077.04
  6. Step 6: Final answer
    x = 3,569.81

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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.