Home / 7,326.17-10,989.75-2,943.62

Finding the Fourth Proportional to 7,326.17, 10,989.75 and 2,943.62

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Solution

The fourth proportional to 7,326.17, 10,989.75 and 2,943.62 is: 4,415.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.17 : 10,989.75 = 2,943.62 : x
  2. Step 2: Convert to fraction form
    7,326.17/10,989.75 = 2,943.62/x
  3. Step 3: Cross multiply
    7,326.17x = 10,989.75 × 2,943.62
  4. Step 4: Simplify right side
    7,326.17x = 32,349,592.95
  5. Step 5: Solve for x
    x = 32,349,592.95/7,326.17
  6. Step 6: Final answer
    x = 4,415.62

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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.