Home / 5,699.58-8,549.96-1,539.61

Finding the Fourth Proportional to 5,699.58, 8,549.96 and 1,539.61

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Solution

The fourth proportional to 5,699.58, 8,549.96 and 1,539.61 is: 2,309.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,699.58 : 8,549.96 = 1,539.61 : x
  2. Step 2: Convert to fraction form
    5,699.58/8,549.96 = 1,539.61/x
  3. Step 3: Cross multiply
    5,699.58x = 8,549.96 × 1,539.61
  4. Step 4: Simplify right side
    5,699.58x = 13,163,603.92
  5. Step 5: Solve for x
    x = 13,163,603.92/5,699.58
  6. Step 6: Final answer
    x = 2,309.57

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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.