Home / 6,292.02-8,681.58-3,639.36

Finding the Fourth Proportional to 6,292.02, 8,681.58 and 3,639.36

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Solution

The fourth proportional to 6,292.02, 8,681.58 and 3,639.36 is: 5,021.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.02 : 8,681.58 = 3,639.36 : x
  2. Step 2: Convert to fraction form
    6,292.02/8,681.58 = 3,639.36/x
  3. Step 3: Cross multiply
    6,292.02x = 8,681.58 × 3,639.36
  4. Step 4: Simplify right side
    6,292.02x = 31,595,394.99
  5. Step 5: Solve for x
    x = 31,595,394.99/6,292.02
  6. Step 6: Final answer
    x = 5,021.50

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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.