Home / 3,330.28-4,595.81-1,838.19

Finding the Fourth Proportional to 3,330.28, 4,595.81 and 1,838.19

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Solution

The fourth proportional to 3,330.28, 4,595.81 and 1,838.19 is: 2,536.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.28 : 4,595.81 = 1,838.19 : x
  2. Step 2: Convert to fraction form
    3,330.28/4,595.81 = 1,838.19/x
  3. Step 3: Cross multiply
    3,330.28x = 4,595.81 × 1,838.19
  4. Step 4: Simplify right side
    3,330.28x = 8,447,971.98
  5. Step 5: Solve for x
    x = 8,447,971.98/3,330.28
  6. Step 6: Final answer
    x = 2,536.72

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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.