Home / 2,885.91-4,332.51-2,308.11

Finding the Fourth Proportional to 2,885.91, 4,332.51 and 2,308.11

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Solution

The fourth proportional to 2,885.91, 4,332.51 and 2,308.11 is: 3,465.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.91 : 4,332.51 = 2,308.11 : x
  2. Step 2: Convert to fraction form
    2,885.91/4,332.51 = 2,308.11/x
  3. Step 3: Cross multiply
    2,885.91x = 4,332.51 × 2,308.11
  4. Step 4: Simplify right side
    2,885.91x = 9,999,909.66
  5. Step 5: Solve for x
    x = 9,999,909.66/2,885.91
  6. Step 6: Final answer
    x = 3,465.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.