Home / 10,894.65-15,033.37-6,113.60

Finding the Fourth Proportional to 10,894.65, 15,033.37 and 6,113.60

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Solution

The fourth proportional to 10,894.65, 15,033.37 and 6,113.60 is: 8,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894.65 : 15,033.37 = 6,113.60 : x
  2. Step 2: Convert to fraction form
    10,894.65/15,033.37 = 6,113.60/x
  3. Step 3: Cross multiply
    10,894.65x = 15,033.37 × 6,113.60
  4. Step 4: Simplify right side
    10,894.65x = 91,908,010.83
  5. Step 5: Solve for x
    x = 91,908,010.83/10,894.65
  6. Step 6: Final answer
    x = 8,436.07

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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.