Home / 5,166.10-7,750.02-1,607.38

Finding the Fourth Proportional to 5,166.10, 7,750.02 and 1,607.38

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Solution

The fourth proportional to 5,166.10, 7,750.02 and 1,607.38 is: 2,411.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.10 : 7,750.02 = 1,607.38 : x
  2. Step 2: Convert to fraction form
    5,166.10/7,750.02 = 1,607.38/x
  3. Step 3: Cross multiply
    5,166.10x = 7,750.02 × 1,607.38
  4. Step 4: Simplify right side
    5,166.10x = 12,457,227.15
  5. Step 5: Solve for x
    x = 12,457,227.15/5,166.10
  6. Step 6: Final answer
    x = 2,411.34

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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.