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Finding the Fourth Proportional to 9,368.16, 14,052.18 and 3,820.16

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Solution

The fourth proportional to 9,368.16, 14,052.18 and 3,820.16 is: 5,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,368.16 : 14,052.18 = 3,820.16 : x
  2. Step 2: Convert to fraction form
    9,368.16/14,052.18 = 3,820.16/x
  3. Step 3: Cross multiply
    9,368.16x = 14,052.18 × 3,820.16
  4. Step 4: Simplify right side
    9,368.16x = 53,681,625.40
  5. Step 5: Solve for x
    x = 53,681,625.40/9,368.16
  6. Step 6: Final answer
    x = 5,730.22

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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.