Home / 4,930.02-7,328.46-4,782.60

Finding the Fourth Proportional to 4,930.02, 7,328.46 and 4,782.60

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Solution

The fourth proportional to 4,930.02, 7,328.46 and 4,782.60 is: 7,109.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.02 : 7,328.46 = 4,782.60 : x
  2. Step 2: Convert to fraction form
    4,930.02/7,328.46 = 4,782.60/x
  3. Step 3: Cross multiply
    4,930.02x = 7,328.46 × 4,782.60
  4. Step 4: Simplify right side
    4,930.02x = 35,049,092.80
  5. Step 5: Solve for x
    x = 35,049,092.80/4,930.02
  6. Step 6: Final answer
    x = 7,109.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.