Home / 4,930.28-6,807.20-4,616.60

Finding the Fourth Proportional to 4,930.28, 6,807.20 and 4,616.60

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Solution

The fourth proportional to 4,930.28, 6,807.20 and 4,616.60 is: 6,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.28 : 6,807.20 = 4,616.60 : x
  2. Step 2: Convert to fraction form
    4,930.28/6,807.20 = 4,616.60/x
  3. Step 3: Cross multiply
    4,930.28x = 6,807.20 × 4,616.60
  4. Step 4: Simplify right side
    4,930.28x = 31,426,119.52
  5. Step 5: Solve for x
    x = 31,426,119.52/4,930.28
  6. Step 6: Final answer
    x = 6,374.10

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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.