Home / 3,214.08-4,434.48-2,516.40

Finding the Fourth Proportional to 3,214.08, 4,434.48 and 2,516.40

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Solution

The fourth proportional to 3,214.08, 4,434.48 and 2,516.40 is: 3,471.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.08 : 4,434.48 = 2,516.40 : x
  2. Step 2: Convert to fraction form
    3,214.08/4,434.48 = 2,516.40/x
  3. Step 3: Cross multiply
    3,214.08x = 4,434.48 × 2,516.40
  4. Step 4: Simplify right side
    3,214.08x = 11,158,925.47
  5. Step 5: Solve for x
    x = 11,158,925.47/3,214.08
  6. Step 6: Final answer
    x = 3,471.89

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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.