Home / 4,824.02-6,656.76-2,807.12

Finding the Fourth Proportional to 4,824.02, 6,656.76 and 2,807.12

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Solution

The fourth proportional to 4,824.02, 6,656.76 and 2,807.12 is: 3,873.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,824.02 : 6,656.76 = 2,807.12 : x
  2. Step 2: Convert to fraction form
    4,824.02/6,656.76 = 2,807.12/x
  3. Step 3: Cross multiply
    4,824.02x = 6,656.76 × 2,807.12
  4. Step 4: Simplify right side
    4,824.02x = 18,686,290.85
  5. Step 5: Solve for x
    x = 18,686,290.85/4,824.02
  6. Step 6: Final answer
    x = 3,873.60

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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.