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Finding the Fourth Proportional to 9,368.40, 14,052.60 and 9,040.35

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Solution

The fourth proportional to 9,368.40, 14,052.60 and 9,040.35 is: 13,560.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,368.40 : 14,052.60 = 9,040.35 : x
  2. Step 2: Convert to fraction form
    9,368.40/14,052.60 = 9,040.35/x
  3. Step 3: Cross multiply
    9,368.40x = 14,052.60 × 9,040.35
  4. Step 4: Simplify right side
    9,368.40x = 127,040,422.41
  5. Step 5: Solve for x
    x = 127,040,422.41/9,368.40
  6. Step 6: Final answer
    x = 13,560.53

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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.