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Finding the Fourth Proportional to 10,477.08, 15,721.02 and 5,796.24

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Solution

The fourth proportional to 10,477.08, 15,721.02 and 5,796.24 is: 8,697.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,477.08 : 15,721.02 = 5,796.24 : x
  2. Step 2: Convert to fraction form
    10,477.08/15,721.02 = 5,796.24/x
  3. Step 3: Cross multiply
    10,477.08x = 15,721.02 × 5,796.24
  4. Step 4: Simplify right side
    10,477.08x = 91,122,804.96
  5. Step 5: Solve for x
    x = 91,122,804.96/10,477.08
  6. Step 6: Final answer
    x = 8,697.35

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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.