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Finding the Fourth Proportional to 7,465.02, 11,188.99 and 3,077.02

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Solution

The fourth proportional to 7,465.02, 11,188.99 and 3,077.02 is: 4,612.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.02 : 11,188.99 = 3,077.02 : x
  2. Step 2: Convert to fraction form
    7,465.02/11,188.99 = 3,077.02/x
  3. Step 3: Cross multiply
    7,465.02x = 11,188.99 × 3,077.02
  4. Step 4: Simplify right side
    7,465.02x = 34,428,746.01
  5. Step 5: Solve for x
    x = 34,428,746.01/7,465.02
  6. Step 6: Final answer
    x = 4,612.01

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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.