Home / 2,918.60-4,027.62-1,592.31

Finding the Fourth Proportional to 2,918.60, 4,027.62 and 1,592.31

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Solution

The fourth proportional to 2,918.60, 4,027.62 and 1,592.31 is: 2,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.60 : 4,027.62 = 1,592.31 : x
  2. Step 2: Convert to fraction form
    2,918.60/4,027.62 = 1,592.31/x
  3. Step 3: Cross multiply
    2,918.60x = 4,027.62 × 1,592.31
  4. Step 4: Simplify right side
    2,918.60x = 6,413,199.46
  5. Step 5: Solve for x
    x = 6,413,199.46/2,918.60
  6. Step 6: Final answer
    x = 2,197.35

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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.