Home / 4,600.12-6,898.10-1,312.43

Finding the Fourth Proportional to 4,600.12, 6,898.10 and 1,312.43

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Solution

The fourth proportional to 4,600.12, 6,898.10 and 1,312.43 is: 1,968.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600.12 : 6,898.10 = 1,312.43 : x
  2. Step 2: Convert to fraction form
    4,600.12/6,898.10 = 1,312.43/x
  3. Step 3: Cross multiply
    4,600.12x = 6,898.10 × 1,312.43
  4. Step 4: Simplify right side
    4,600.12x = 9,053,273.38
  5. Step 5: Solve for x
    x = 9,053,273.38/4,600.12
  6. Step 6: Final answer
    x = 1,968.05

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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.