Home / 4,820.28-6,651.99-2,931.69

Finding the Fourth Proportional to 4,820.28, 6,651.99 and 2,931.69

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Solution

The fourth proportional to 4,820.28, 6,651.99 and 2,931.69 is: 4,045.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.28 : 6,651.99 = 2,931.69 : x
  2. Step 2: Convert to fraction form
    4,820.28/6,651.99 = 2,931.69/x
  3. Step 3: Cross multiply
    4,820.28x = 6,651.99 × 2,931.69
  4. Step 4: Simplify right side
    4,820.28x = 19,501,572.56
  5. Step 5: Solve for x
    x = 19,501,572.56/4,820.28
  6. Step 6: Final answer
    x = 4,045.73

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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.