Home / 7,308.31-10,962.47-2,922.70

Finding the Fourth Proportional to 7,308.31, 10,962.47 and 2,922.70

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Solution

The fourth proportional to 7,308.31, 10,962.47 and 2,922.70 is: 4,384.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,308.31 : 10,962.47 = 2,922.70 : x
  2. Step 2: Convert to fraction form
    7,308.31/10,962.47 = 2,922.70/x
  3. Step 3: Cross multiply
    7,308.31x = 10,962.47 × 2,922.70
  4. Step 4: Simplify right side
    7,308.31x = 32,040,011.07
  5. Step 5: Solve for x
    x = 32,040,011.07/7,308.31
  6. Step 6: Final answer
    x = 4,384.05

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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.