Home / 4,838.65-6,678.09-2,715.04

Finding the Fourth Proportional to 4,838.65, 6,678.09 and 2,715.04

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Solution

The fourth proportional to 4,838.65, 6,678.09 and 2,715.04 is: 3,747.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838.65 : 6,678.09 = 2,715.04 : x
  2. Step 2: Convert to fraction form
    4,838.65/6,678.09 = 2,715.04/x
  3. Step 3: Cross multiply
    4,838.65x = 6,678.09 × 2,715.04
  4. Step 4: Simplify right side
    4,838.65x = 18,131,248.08
  5. Step 5: Solve for x
    x = 18,131,248.08/4,838.65
  6. Step 6: Final answer
    x = 3,747.17

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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.