Home / 9,962.20-14,943.30-7,467.40

Finding the Fourth Proportional to 9,962.20, 14,943.30 and 7,467.40

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Solution

The fourth proportional to 9,962.20, 14,943.30 and 7,467.40 is: 11,201.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.20 : 14,943.30 = 7,467.40 : x
  2. Step 2: Convert to fraction form
    9,962.20/14,943.30 = 7,467.40/x
  3. Step 3: Cross multiply
    9,962.20x = 14,943.30 × 7,467.40
  4. Step 4: Simplify right side
    9,962.20x = 111,587,598.42
  5. Step 5: Solve for x
    x = 111,587,598.42/9,962.20
  6. Step 6: Final answer
    x = 11,201.10

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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.