Home / 4,974.58-7,462.08-1,688.02

Finding the Fourth Proportional to 4,974.58, 7,462.08 and 1,688.02

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Solution

The fourth proportional to 4,974.58, 7,462.08 and 1,688.02 is: 2,532.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.58 : 7,462.08 = 1,688.02 : x
  2. Step 2: Convert to fraction form
    4,974.58/7,462.08 = 1,688.02/x
  3. Step 3: Cross multiply
    4,974.58x = 7,462.08 × 1,688.02
  4. Step 4: Simplify right side
    4,974.58x = 12,596,140.28
  5. Step 5: Solve for x
    x = 12,596,140.28/4,974.58
  6. Step 6: Final answer
    x = 2,532.10

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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.