Home / 4,615.80-6,924.02-1,328.92

Finding the Fourth Proportional to 4,615.80, 6,924.02 and 1,328.92

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Solution

The fourth proportional to 4,615.80, 6,924.02 and 1,328.92 is: 1,993.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.80 : 6,924.02 = 1,328.92 : x
  2. Step 2: Convert to fraction form
    4,615.80/6,924.02 = 1,328.92/x
  3. Step 3: Cross multiply
    4,615.80x = 6,924.02 × 1,328.92
  4. Step 4: Simplify right side
    4,615.80x = 9,201,468.66
  5. Step 5: Solve for x
    x = 9,201,468.66/4,615.80
  6. Step 6: Final answer
    x = 1,993.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.