Home / 11,256.18-15,533.32-6,220.29

Finding the Fourth Proportional to 11,256.18, 15,533.32 and 6,220.29

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Solution

The fourth proportional to 11,256.18, 15,533.32 and 6,220.29 is: 8,583.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.18 : 15,533.32 = 6,220.29 : x
  2. Step 2: Convert to fraction form
    11,256.18/15,533.32 = 6,220.29/x
  3. Step 3: Cross multiply
    11,256.18x = 15,533.32 × 6,220.29
  4. Step 4: Simplify right side
    11,256.18x = 96,621,762.79
  5. Step 5: Solve for x
    x = 96,621,762.79/11,256.18
  6. Step 6: Final answer
    x = 8,583.88

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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.