Home / 4,646.12-6,411.39-2,856.56

Finding the Fourth Proportional to 4,646.12, 6,411.39 and 2,856.56

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Solution

The fourth proportional to 4,646.12, 6,411.39 and 2,856.56 is: 3,941.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,646.12 : 6,411.39 = 2,856.56 : x
  2. Step 2: Convert to fraction form
    4,646.12/6,411.39 = 2,856.56/x
  3. Step 3: Cross multiply
    4,646.12x = 6,411.39 × 2,856.56
  4. Step 4: Simplify right side
    4,646.12x = 18,314,488.16
  5. Step 5: Solve for x
    x = 18,314,488.16/4,646.12
  6. Step 6: Final answer
    x = 3,941.89

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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.