Home / 6,880.02-9,496.85-4,085.50

Finding the Fourth Proportional to 6,880.02, 9,496.85 and 4,085.50

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Solution

The fourth proportional to 6,880.02, 9,496.85 and 4,085.50 is: 5,639.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.02 : 9,496.85 = 4,085.50 : x
  2. Step 2: Convert to fraction form
    6,880.02/9,496.85 = 4,085.50/x
  3. Step 3: Cross multiply
    6,880.02x = 9,496.85 × 4,085.50
  4. Step 4: Simplify right side
    6,880.02x = 38,799,380.68
  5. Step 5: Solve for x
    x = 38,799,380.68/6,880.02
  6. Step 6: Final answer
    x = 5,639.43

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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.