Home / 7,935.03-11,903.34-2,938.74

Finding the Fourth Proportional to 7,935.03, 11,903.34 and 2,938.74

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Solution

The fourth proportional to 7,935.03, 11,903.34 and 2,938.74 is: 4,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.03 : 11,903.34 = 2,938.74 : x
  2. Step 2: Convert to fraction form
    7,935.03/11,903.34 = 2,938.74/x
  3. Step 3: Cross multiply
    7,935.03x = 11,903.34 × 2,938.74
  4. Step 4: Simplify right side
    7,935.03x = 34,980,821.39
  5. Step 5: Solve for x
    x = 34,980,821.39/7,935.03
  6. Step 6: Final answer
    x = 4,408.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.