Home / 6,637.59-9,160.74-4,286.57

Finding the Fourth Proportional to 6,637.59, 9,160.74 and 4,286.57

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Solution

The fourth proportional to 6,637.59, 9,160.74 and 4,286.57 is: 5,916.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,637.59 : 9,160.74 = 4,286.57 : x
  2. Step 2: Convert to fraction form
    6,637.59/9,160.74 = 4,286.57/x
  3. Step 3: Cross multiply
    6,637.59x = 9,160.74 × 4,286.57
  4. Step 4: Simplify right side
    6,637.59x = 39,268,107.46
  5. Step 5: Solve for x
    x = 39,268,107.46/6,637.59
  6. Step 6: Final answer
    x = 5,916.02

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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.