Home / 4,528.02-6,789.39-1,407.18

Finding the Fourth Proportional to 4,528.02, 6,789.39 and 1,407.18

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Solution

The fourth proportional to 4,528.02, 6,789.39 and 1,407.18 is: 2,109.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.02 : 6,789.39 = 1,407.18 : x
  2. Step 2: Convert to fraction form
    4,528.02/6,789.39 = 1,407.18/x
  3. Step 3: Cross multiply
    4,528.02x = 6,789.39 × 1,407.18
  4. Step 4: Simplify right side
    4,528.02x = 9,553,893.82
  5. Step 5: Solve for x
    x = 9,553,893.82/4,528.02
  6. Step 6: Final answer
    x = 2,109.95

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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.