Home / 4,356.86-6,539.40-1,586.20

Finding the Fourth Proportional to 4,356.86, 6,539.40 and 1,586.20

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Solution

The fourth proportional to 4,356.86, 6,539.40 and 1,586.20 is: 2,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356.86 : 6,539.40 = 1,586.20 : x
  2. Step 2: Convert to fraction form
    4,356.86/6,539.40 = 1,586.20/x
  3. Step 3: Cross multiply
    4,356.86x = 6,539.40 × 1,586.20
  4. Step 4: Simplify right side
    4,356.86x = 10,372,796.28
  5. Step 5: Solve for x
    x = 10,372,796.28/4,356.86
  6. Step 6: Final answer
    x = 2,380.80

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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.