Home / 4,798.24-6,621.60-3,030.64

Finding the Fourth Proportional to 4,798.24, 6,621.60 and 3,030.64

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Solution

The fourth proportional to 4,798.24, 6,621.60 and 3,030.64 is: 4,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.24 : 6,621.60 = 3,030.64 : x
  2. Step 2: Convert to fraction form
    4,798.24/6,621.60 = 3,030.64/x
  3. Step 3: Cross multiply
    4,798.24x = 6,621.60 × 3,030.64
  4. Step 4: Simplify right side
    4,798.24x = 20,067,685.82
  5. Step 5: Solve for x
    x = 20,067,685.82/4,798.24
  6. Step 6: Final answer
    x = 4,182.30

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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.