Home / 6,315.09-9,472.70-1,932.58

Finding the Fourth Proportional to 6,315.09, 9,472.70 and 1,932.58

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Solution

The fourth proportional to 6,315.09, 9,472.70 and 1,932.58 is: 2,898.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,315.09 : 9,472.70 = 1,932.58 : x
  2. Step 2: Convert to fraction form
    6,315.09/9,472.70 = 1,932.58/x
  3. Step 3: Cross multiply
    6,315.09x = 9,472.70 × 1,932.58
  4. Step 4: Simplify right side
    6,315.09x = 18,306,750.57
  5. Step 5: Solve for x
    x = 18,306,750.57/6,315.09
  6. Step 6: Final answer
    x = 2,898.89

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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.