Home / 4,585.56-6,880.78-2,740.28

Finding the Fourth Proportional to 4,585.56, 6,880.78 and 2,740.28

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Solution

The fourth proportional to 4,585.56, 6,880.78 and 2,740.28 is: 4,111.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.56 : 6,880.78 = 2,740.28 : x
  2. Step 2: Convert to fraction form
    4,585.56/6,880.78 = 2,740.28/x
  3. Step 3: Cross multiply
    4,585.56x = 6,880.78 × 2,740.28
  4. Step 4: Simplify right side
    4,585.56x = 18,855,263.82
  5. Step 5: Solve for x
    x = 18,855,263.82/4,585.56
  6. Step 6: Final answer
    x = 4,111.88

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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.