Home / 6,292.58-8,683.08-3,639.47

Finding the Fourth Proportional to 6,292.58, 8,683.08 and 3,639.47

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Solution

The fourth proportional to 6,292.58, 8,683.08 and 3,639.47 is: 5,022.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.58 : 8,683.08 = 3,639.47 : x
  2. Step 2: Convert to fraction form
    6,292.58/8,683.08 = 3,639.47/x
  3. Step 3: Cross multiply
    6,292.58x = 8,683.08 × 3,639.47
  4. Step 4: Simplify right side
    6,292.58x = 31,601,752.10
  5. Step 5: Solve for x
    x = 31,601,752.10/6,292.58
  6. Step 6: Final answer
    x = 5,022.07

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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.