Home / 8,898.16-13,345.74-2,974.38

Finding the Fourth Proportional to 8,898.16, 13,345.74 and 2,974.38

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Solution

The fourth proportional to 8,898.16, 13,345.74 and 2,974.38 is: 4,461.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898.16 : 13,345.74 = 2,974.38 : x
  2. Step 2: Convert to fraction form
    8,898.16/13,345.74 = 2,974.38/x
  3. Step 3: Cross multiply
    8,898.16x = 13,345.74 × 2,974.38
  4. Step 4: Simplify right side
    8,898.16x = 39,695,302.14
  5. Step 5: Solve for x
    x = 39,695,302.14/8,898.16
  6. Step 6: Final answer
    x = 4,461.07

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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.