Home / 9,784.92-13,506.36-6,257.64

Finding the Fourth Proportional to 9,784.92, 13,506.36 and 6,257.64

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Solution

The fourth proportional to 9,784.92, 13,506.36 and 6,257.64 is: 8,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.92 : 13,506.36 = 6,257.64 : x
  2. Step 2: Convert to fraction form
    9,784.92/13,506.36 = 6,257.64/x
  3. Step 3: Cross multiply
    9,784.92x = 13,506.36 × 6,257.64
  4. Step 4: Simplify right side
    9,784.92x = 84,517,938.59
  5. Step 5: Solve for x
    x = 84,517,938.59/9,784.92
  6. Step 6: Final answer
    x = 8,637.57

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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.