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Finding the Fourth Proportional to 9,533.38, 13,156.06 and 5,807.38

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Solution

The fourth proportional to 9,533.38, 13,156.06 and 5,807.38 is: 8,014.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,533.38 : 13,156.06 = 5,807.38 : x
  2. Step 2: Convert to fraction form
    9,533.38/13,156.06 = 5,807.38/x
  3. Step 3: Cross multiply
    9,533.38x = 13,156.06 × 5,807.38
  4. Step 4: Simplify right side
    9,533.38x = 76,402,173.94
  5. Step 5: Solve for x
    x = 76,402,173.94/9,533.38
  6. Step 6: Final answer
    x = 8,014.18

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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.