Home / 6,551.04-9,039.72-3,898.08

Finding the Fourth Proportional to 6,551.04, 9,039.72 and 3,898.08

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Solution

The fourth proportional to 6,551.04, 9,039.72 and 3,898.08 is: 5,378.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.04 : 9,039.72 = 3,898.08 : x
  2. Step 2: Convert to fraction form
    6,551.04/9,039.72 = 3,898.08/x
  3. Step 3: Cross multiply
    6,551.04x = 9,039.72 × 3,898.08
  4. Step 4: Simplify right side
    6,551.04x = 35,237,551.74
  5. Step 5: Solve for x
    x = 35,237,551.74/6,551.04
  6. Step 6: Final answer
    x = 5,378.92

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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.