Home / 5,898.79-8,140.29-3,246.17

Finding the Fourth Proportional to 5,898.79, 8,140.29 and 3,246.17

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Solution

The fourth proportional to 5,898.79, 8,140.29 and 3,246.17 is: 4,479.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.79 : 8,140.29 = 3,246.17 : x
  2. Step 2: Convert to fraction form
    5,898.79/8,140.29 = 3,246.17/x
  3. Step 3: Cross multiply
    5,898.79x = 8,140.29 × 3,246.17
  4. Step 4: Simplify right side
    5,898.79x = 26,424,765.19
  5. Step 5: Solve for x
    x = 26,424,765.19/5,898.79
  6. Step 6: Final answer
    x = 4,479.70

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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.