Home / 9,374.12-12,935.87-5,124.98

Finding the Fourth Proportional to 9,374.12, 12,935.87 and 5,124.98

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Solution

The fourth proportional to 9,374.12, 12,935.87 and 5,124.98 is: 7,072.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374.12 : 12,935.87 = 5,124.98 : x
  2. Step 2: Convert to fraction form
    9,374.12/12,935.87 = 5,124.98/x
  3. Step 3: Cross multiply
    9,374.12x = 12,935.87 × 5,124.98
  4. Step 4: Simplify right side
    9,374.12x = 66,295,984.73
  5. Step 5: Solve for x
    x = 66,295,984.73/9,374.12
  6. Step 6: Final answer
    x = 7,072.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.