Home / 6,551.41-9,039.39-3,718.16

Finding the Fourth Proportional to 6,551.41, 9,039.39 and 3,718.16

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Solution

The fourth proportional to 6,551.41, 9,039.39 and 3,718.16 is: 5,130.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.41 : 9,039.39 = 3,718.16 : x
  2. Step 2: Convert to fraction form
    6,551.41/9,039.39 = 3,718.16/x
  3. Step 3: Cross multiply
    6,551.41x = 9,039.39 × 3,718.16
  4. Step 4: Simplify right side
    6,551.41x = 33,609,898.32
  5. Step 5: Solve for x
    x = 33,609,898.32/6,551.41
  6. Step 6: Final answer
    x = 5,130.18

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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.