Home / 3,395.52-5,088.96-1,857.60

Finding the Fourth Proportional to 3,395.52, 5,088.96 and 1,857.60

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Solution

The fourth proportional to 3,395.52, 5,088.96 and 1,857.60 is: 2,784.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.52 : 5,088.96 = 1,857.60 : x
  2. Step 2: Convert to fraction form
    3,395.52/5,088.96 = 1,857.60/x
  3. Step 3: Cross multiply
    3,395.52x = 5,088.96 × 1,857.60
  4. Step 4: Simplify right side
    3,395.52x = 9,453,252.10
  5. Step 5: Solve for x
    x = 9,453,252.10/3,395.52
  6. Step 6: Final answer
    x = 2,784.04

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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.