Home / 5,899.30-8,140.70-3,246.26

Finding the Fourth Proportional to 5,899.30, 8,140.70 and 3,246.26

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Solution

The fourth proportional to 5,899.30, 8,140.70 and 3,246.26 is: 4,479.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.30 : 8,140.70 = 3,246.26 : x
  2. Step 2: Convert to fraction form
    5,899.30/8,140.70 = 3,246.26/x
  3. Step 3: Cross multiply
    5,899.30x = 8,140.70 × 3,246.26
  4. Step 4: Simplify right side
    5,899.30x = 26,426,828.78
  5. Step 5: Solve for x
    x = 26,426,828.78/5,899.30
  6. Step 6: Final answer
    x = 4,479.66

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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.