Home / 6,880.77-9,490.23-4,759.83

Finding the Fourth Proportional to 6,880.77, 9,490.23 and 4,759.83

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Solution

The fourth proportional to 6,880.77, 9,490.23 and 4,759.83 is: 6,564.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.77 : 9,490.23 = 4,759.83 : x
  2. Step 2: Convert to fraction form
    6,880.77/9,490.23 = 4,759.83/x
  3. Step 3: Cross multiply
    6,880.77x = 9,490.23 × 4,759.83
  4. Step 4: Simplify right side
    6,880.77x = 45,171,881.46
  5. Step 5: Solve for x
    x = 45,171,881.46/6,880.77
  6. Step 6: Final answer
    x = 6,564.95

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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.