Home / 9,780.52-14,675.02-3,935.56

Finding the Fourth Proportional to 9,780.52, 14,675.02 and 3,935.56

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Solution

The fourth proportional to 9,780.52, 14,675.02 and 3,935.56 is: 5,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,780.52 : 14,675.02 = 3,935.56 : x
  2. Step 2: Convert to fraction form
    9,780.52/14,675.02 = 3,935.56/x
  3. Step 3: Cross multiply
    9,780.52x = 14,675.02 × 3,935.56
  4. Step 4: Simplify right side
    9,780.52x = 57,754,421.71
  5. Step 5: Solve for x
    x = 57,754,421.71/9,780.52
  6. Step 6: Final answer
    x = 5,905.05

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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.