Home / 4,798.40-6,619.20-3,303.68

Finding the Fourth Proportional to 4,798.40, 6,619.20 and 3,303.68

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Solution

The fourth proportional to 4,798.40, 6,619.20 and 3,303.68 is: 4,557.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.40 : 6,619.20 = 3,303.68 : x
  2. Step 2: Convert to fraction form
    4,798.40/6,619.20 = 3,303.68/x
  3. Step 3: Cross multiply
    4,798.40x = 6,619.20 × 3,303.68
  4. Step 4: Simplify right side
    4,798.40x = 21,867,718.66
  5. Step 5: Solve for x
    x = 21,867,718.66/4,798.40
  6. Step 6: Final answer
    x = 4,557.29

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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.