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Finding the Fourth Proportional to 9,371.10, 14,040.45 and 4,430.10

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Solution

The fourth proportional to 9,371.10, 14,040.45 and 4,430.10 is: 6,637.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,371.10 : 14,040.45 = 4,430.10 : x
  2. Step 2: Convert to fraction form
    9,371.10/14,040.45 = 4,430.10/x
  3. Step 3: Cross multiply
    9,371.10x = 14,040.45 × 4,430.10
  4. Step 4: Simplify right side
    9,371.10x = 62,200,597.55
  5. Step 5: Solve for x
    x = 62,200,597.55/9,371.10
  6. Step 6: Final answer
    x = 6,637.49

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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.