Home / 10,957.12-16,434.06-4,030

Finding the Fourth Proportional to 10,957.12, 16,434.06 and 4,030

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Solution

The fourth proportional to 10,957.12, 16,434.06 and 4,030 is: 6,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.12 : 16,434.06 = 4,030 : x
  2. Step 2: Convert to fraction form
    10,957.12/16,434.06 = 4,030/x
  3. Step 3: Cross multiply
    10,957.12x = 16,434.06 × 4,030
  4. Step 4: Simplify right side
    10,957.12x = 66,229,261.80
  5. Step 5: Solve for x
    x = 66,229,261.80/10,957.12
  6. Step 6: Final answer
    x = 6,044.40

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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.