Home / 7,268.02-10,023.96-4,878.46

Finding the Fourth Proportional to 7,268.02, 10,023.96 and 4,878.46

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Solution

The fourth proportional to 7,268.02, 10,023.96 and 4,878.46 is: 6,728.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.02 : 10,023.96 = 4,878.46 : x
  2. Step 2: Convert to fraction form
    7,268.02/10,023.96 = 4,878.46/x
  3. Step 3: Cross multiply
    7,268.02x = 10,023.96 × 4,878.46
  4. Step 4: Simplify right side
    7,268.02x = 48,901,487.90
  5. Step 5: Solve for x
    x = 48,901,487.90/7,268.02
  6. Step 6: Final answer
    x = 6,728.31

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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.