Home / 6,538.72-9,802.55-2,838.17

Finding the Fourth Proportional to 6,538.72, 9,802.55 and 2,838.17

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Solution

The fourth proportional to 6,538.72, 9,802.55 and 2,838.17 is: 4,254.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538.72 : 9,802.55 = 2,838.17 : x
  2. Step 2: Convert to fraction form
    6,538.72/9,802.55 = 2,838.17/x
  3. Step 3: Cross multiply
    6,538.72x = 9,802.55 × 2,838.17
  4. Step 4: Simplify right side
    6,538.72x = 27,821,303.33
  5. Step 5: Solve for x
    x = 27,821,303.33/6,538.72
  6. Step 6: Final answer
    x = 4,254.85

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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.