Home / 7,253.72-10,010.12-4,421.09

Finding the Fourth Proportional to 7,253.72, 10,010.12 and 4,421.09

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Solution

The fourth proportional to 7,253.72, 10,010.12 and 4,421.09 is: 6,101.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.72 : 10,010.12 = 4,421.09 : x
  2. Step 2: Convert to fraction form
    7,253.72/10,010.12 = 4,421.09/x
  3. Step 3: Cross multiply
    7,253.72x = 10,010.12 × 4,421.09
  4. Step 4: Simplify right side
    7,253.72x = 44,255,569.27
  5. Step 5: Solve for x
    x = 44,255,569.27/7,253.72
  6. Step 6: Final answer
    x = 6,101.09

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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.