Home / 11,563.74-15,957.91-6,258.65

Finding the Fourth Proportional to 11,563.74, 15,957.91 and 6,258.65

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Solution

The fourth proportional to 11,563.74, 15,957.91 and 6,258.65 is: 8,636.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,563.74 : 15,957.91 = 6,258.65 : x
  2. Step 2: Convert to fraction form
    11,563.74/15,957.91 = 6,258.65/x
  3. Step 3: Cross multiply
    11,563.74x = 15,957.91 × 6,258.65
  4. Step 4: Simplify right side
    11,563.74x = 99,874,973.42
  5. Step 5: Solve for x
    x = 99,874,973.42/11,563.74
  6. Step 6: Final answer
    x = 8,636.91

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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.