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Finding the Fourth Proportional to 2,885.69, 4,326.98 and 1,495.58

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Solution

The fourth proportional to 2,885.69, 4,326.98 and 1,495.58 is: 2,242.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.69 : 4,326.98 = 1,495.58 : x
  2. Step 2: Convert to fraction form
    2,885.69/4,326.98 = 1,495.58/x
  3. Step 3: Cross multiply
    2,885.69x = 4,326.98 × 1,495.58
  4. Step 4: Simplify right side
    2,885.69x = 6,471,344.75
  5. Step 5: Solve for x
    x = 6,471,344.75/2,885.69
  6. Step 6: Final answer
    x = 2,242.56

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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.