Home / 5,898.12-8,140.14-3,541.56

Finding the Fourth Proportional to 5,898.12, 8,140.14 and 3,541.56

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Solution

The fourth proportional to 5,898.12, 8,140.14 and 3,541.56 is: 4,887.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.12 : 8,140.14 = 3,541.56 : x
  2. Step 2: Convert to fraction form
    5,898.12/8,140.14 = 3,541.56/x
  3. Step 3: Cross multiply
    5,898.12x = 8,140.14 × 3,541.56
  4. Step 4: Simplify right side
    5,898.12x = 28,828,794.22
  5. Step 5: Solve for x
    x = 28,828,794.22/5,898.12
  6. Step 6: Final answer
    x = 4,887.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.