Home / 7,926.06-10,938.06-4,389.60

Finding the Fourth Proportional to 7,926.06, 10,938.06 and 4,389.60

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Solution

The fourth proportional to 7,926.06, 10,938.06 and 4,389.60 is: 6,057.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.06 : 10,938.06 = 4,389.60 : x
  2. Step 2: Convert to fraction form
    7,926.06/10,938.06 = 4,389.60/x
  3. Step 3: Cross multiply
    7,926.06x = 10,938.06 × 4,389.60
  4. Step 4: Simplify right side
    7,926.06x = 48,013,708.18
  5. Step 5: Solve for x
    x = 48,013,708.18/7,926.06
  6. Step 6: Final answer
    x = 6,057.70

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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.