Home / 6,678.65-10,011.46-2,784.17

Finding the Fourth Proportional to 6,678.65, 10,011.46 and 2,784.17

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Solution

The fourth proportional to 6,678.65, 10,011.46 and 2,784.17 is: 4,173.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678.65 : 10,011.46 = 2,784.17 : x
  2. Step 2: Convert to fraction form
    6,678.65/10,011.46 = 2,784.17/x
  3. Step 3: Cross multiply
    6,678.65x = 10,011.46 × 2,784.17
  4. Step 4: Simplify right side
    6,678.65x = 27,873,549.57
  5. Step 5: Solve for x
    x = 27,873,549.57/6,678.65
  6. Step 6: Final answer
    x = 4,173.53

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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.