Home / 4,931.55-6,805.22-2,835.68

Finding the Fourth Proportional to 4,931.55, 6,805.22 and 2,835.68

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Solution

The fourth proportional to 4,931.55, 6,805.22 and 2,835.68 is: 3,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.55 : 6,805.22 = 2,835.68 : x
  2. Step 2: Convert to fraction form
    4,931.55/6,805.22 = 2,835.68/x
  3. Step 3: Cross multiply
    4,931.55x = 6,805.22 × 2,835.68
  4. Step 4: Simplify right side
    4,931.55x = 19,297,378.05
  5. Step 5: Solve for x
    x = 19,297,378.05/4,931.55
  6. Step 6: Final answer
    x = 3,913.05

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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.