Home / 6,265-8,645.58-3,612.26

Finding the Fourth Proportional to 6,265, 8,645.58 and 3,612.26

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Solution

The fourth proportional to 6,265, 8,645.58 and 3,612.26 is: 4,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,265 : 8,645.58 = 3,612.26 : x
  2. Step 2: Convert to fraction form
    6,265/8,645.58 = 3,612.26/x
  3. Step 3: Cross multiply
    6,265x = 8,645.58 × 3,612.26
  4. Step 4: Simplify right side
    6,265x = 31,230,082.81
  5. Step 5: Solve for x
    x = 31,230,082.81/6,265
  6. Step 6: Final answer
    x = 4,984.85

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Double scale
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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.