Home / 10,938.03-15,094.35-6,222.30

Finding the Fourth Proportional to 10,938.03, 15,094.35 and 6,222.30

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Solution

The fourth proportional to 10,938.03, 15,094.35 and 6,222.30 is: 8,586.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,938.03 : 15,094.35 = 6,222.30 : x
  2. Step 2: Convert to fraction form
    10,938.03/15,094.35 = 6,222.30/x
  3. Step 3: Cross multiply
    10,938.03x = 15,094.35 × 6,222.30
  4. Step 4: Simplify right side
    10,938.03x = 93,921,574.01
  5. Step 5: Solve for x
    x = 93,921,574.01/10,938.03
  6. Step 6: Final answer
    x = 8,586.70

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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.