Home / 7,343.66-11,010.02-4,421.30

Finding the Fourth Proportional to 7,343.66, 11,010.02 and 4,421.30

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Solution

The fourth proportional to 7,343.66, 11,010.02 and 4,421.30 is: 6,628.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.66 : 11,010.02 = 4,421.30 : x
  2. Step 2: Convert to fraction form
    7,343.66/11,010.02 = 4,421.30/x
  3. Step 3: Cross multiply
    7,343.66x = 11,010.02 × 4,421.30
  4. Step 4: Simplify right side
    7,343.66x = 48,678,601.43
  5. Step 5: Solve for x
    x = 48,678,601.43/7,343.66
  6. Step 6: Final answer
    x = 6,628.66

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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.