Home / 10,938.06-15,094.60-6,222.64

Finding the Fourth Proportional to 10,938.06, 15,094.60 and 6,222.64

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Solution

The fourth proportional to 10,938.06, 15,094.60 and 6,222.64 is: 8,587.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,938.06 : 15,094.60 = 6,222.64 : x
  2. Step 2: Convert to fraction form
    10,938.06/15,094.60 = 6,222.64/x
  3. Step 3: Cross multiply
    10,938.06x = 15,094.60 × 6,222.64
  4. Step 4: Simplify right side
    10,938.06x = 93,928,261.74
  5. Step 5: Solve for x
    x = 93,928,261.74/10,938.06
  6. Step 6: Final answer
    x = 8,587.29

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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.