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Finding the Fourth Proportional to 4,995.92, 7,492.52 and 1,709.76

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Solution

The fourth proportional to 4,995.92, 7,492.52 and 1,709.76 is: 2,564.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.92 : 7,492.52 = 1,709.76 : x
  2. Step 2: Convert to fraction form
    4,995.92/7,492.52 = 1,709.76/x
  3. Step 3: Cross multiply
    4,995.92x = 7,492.52 × 1,709.76
  4. Step 4: Simplify right side
    4,995.92x = 12,810,411.00
  5. Step 5: Solve for x
    x = 12,810,411.00/4,995.92
  6. Step 6: Final answer
    x = 2,564.17

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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.