Home / 5,366.14-7,405.04-2,976.10

Finding the Fourth Proportional to 5,366.14, 7,405.04 and 2,976.10

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Solution

The fourth proportional to 5,366.14, 7,405.04 and 2,976.10 is: 4,106.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366.14 : 7,405.04 = 2,976.10 : x
  2. Step 2: Convert to fraction form
    5,366.14/7,405.04 = 2,976.10/x
  3. Step 3: Cross multiply
    5,366.14x = 7,405.04 × 2,976.10
  4. Step 4: Simplify right side
    5,366.14x = 22,038,139.54
  5. Step 5: Solve for x
    x = 22,038,139.54/5,366.14
  6. Step 6: Final answer
    x = 4,106.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.