Home / 7,246.95-10,000.71-4,102.98

Finding the Fourth Proportional to 7,246.95, 10,000.71 and 4,102.98

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Solution

The fourth proportional to 7,246.95, 10,000.71 and 4,102.98 is: 5,662.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.95 : 10,000.71 = 4,102.98 : x
  2. Step 2: Convert to fraction form
    7,246.95/10,000.71 = 4,102.98/x
  3. Step 3: Cross multiply
    7,246.95x = 10,000.71 × 4,102.98
  4. Step 4: Simplify right side
    7,246.95x = 41,032,713.12
  5. Step 5: Solve for x
    x = 41,032,713.12/7,246.95
  6. Step 6: Final answer
    x = 5,662.07

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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.