Home / 11,256.07-15,532.95-6,220.18

Finding the Fourth Proportional to 11,256.07, 15,532.95 and 6,220.18

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Solution

The fourth proportional to 11,256.07, 15,532.95 and 6,220.18 is: 8,583.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.07 : 15,532.95 = 6,220.18 : x
  2. Step 2: Convert to fraction form
    11,256.07/15,532.95 = 6,220.18/x
  3. Step 3: Cross multiply
    11,256.07x = 15,532.95 × 6,220.18
  4. Step 4: Simplify right side
    11,256.07x = 96,617,744.93
  5. Step 5: Solve for x
    x = 96,617,744.93/11,256.07
  6. Step 6: Final answer
    x = 8,583.62

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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.