Home / 4,455.38-6,684.02-1,335.64

Finding the Fourth Proportional to 4,455.38, 6,684.02 and 1,335.64

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Solution

The fourth proportional to 4,455.38, 6,684.02 and 1,335.64 is: 2,003.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.38 : 6,684.02 = 1,335.64 : x
  2. Step 2: Convert to fraction form
    4,455.38/6,684.02 = 1,335.64/x
  3. Step 3: Cross multiply
    4,455.38x = 6,684.02 × 1,335.64
  4. Step 4: Simplify right side
    4,455.38x = 8,927,444.47
  5. Step 5: Solve for x
    x = 8,927,444.47/4,455.38
  6. Step 6: Final answer
    x = 2,003.74

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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.