Home / 3,156.48-4,728.35-1,594.31

Finding the Fourth Proportional to 3,156.48, 4,728.35 and 1,594.31

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Solution

The fourth proportional to 3,156.48, 4,728.35 and 1,594.31 is: 2,388.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.48 : 4,728.35 = 1,594.31 : x
  2. Step 2: Convert to fraction form
    3,156.48/4,728.35 = 1,594.31/x
  3. Step 3: Cross multiply
    3,156.48x = 4,728.35 × 1,594.31
  4. Step 4: Simplify right side
    3,156.48x = 7,538,424.08
  5. Step 5: Solve for x
    x = 7,538,424.08/3,156.48
  6. Step 6: Final answer
    x = 2,388.24

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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.