Home / 11,328.52-15,632.61-6,292.75

Finding the Fourth Proportional to 11,328.52, 15,632.61 and 6,292.75

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Solution

The fourth proportional to 11,328.52, 15,632.61 and 6,292.75 is: 8,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.52 : 15,632.61 = 6,292.75 : x
  2. Step 2: Convert to fraction form
    11,328.52/15,632.61 = 6,292.75/x
  3. Step 3: Cross multiply
    11,328.52x = 15,632.61 × 6,292.75
  4. Step 4: Simplify right side
    11,328.52x = 98,372,106.58
  5. Step 5: Solve for x
    x = 98,372,106.58/11,328.52
  6. Step 6: Final answer
    x = 8,683.58

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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.