Home / 3,330.03-4,995.05-1,138.77

Finding the Fourth Proportional to 3,330.03, 4,995.05 and 1,138.77

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Solution

The fourth proportional to 3,330.03, 4,995.05 and 1,138.77 is: 1,708.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.03 : 4,995.05 = 1,138.77 : x
  2. Step 2: Convert to fraction form
    3,330.03/4,995.05 = 1,138.77/x
  3. Step 3: Cross multiply
    3,330.03x = 4,995.05 × 1,138.77
  4. Step 4: Simplify right side
    3,330.03x = 5,688,207.39
  5. Step 5: Solve for x
    x = 5,688,207.39/3,330.03
  6. Step 6: Final answer
    x = 1,708.16

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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.