Home / 5,898.60-8,140.20-3,246.06

Finding the Fourth Proportional to 5,898.60, 8,140.20 and 3,246.06

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Solution

The fourth proportional to 5,898.60, 8,140.20 and 3,246.06 is: 4,479.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.60 : 8,140.20 = 3,246.06 : x
  2. Step 2: Convert to fraction form
    5,898.60/8,140.20 = 3,246.06/x
  3. Step 3: Cross multiply
    5,898.60x = 8,140.20 × 3,246.06
  4. Step 4: Simplify right side
    5,898.60x = 26,423,577.61
  5. Step 5: Solve for x
    x = 26,423,577.61/5,898.60
  6. Step 6: Final answer
    x = 4,479.64

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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.