Home / 3,607.24-5,409.02-1,657.76

Finding the Fourth Proportional to 3,607.24, 5,409.02 and 1,657.76

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Solution

The fourth proportional to 3,607.24, 5,409.02 and 1,657.76 is: 2,485.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.24 : 5,409.02 = 1,657.76 : x
  2. Step 2: Convert to fraction form
    3,607.24/5,409.02 = 1,657.76/x
  3. Step 3: Cross multiply
    3,607.24x = 5,409.02 × 1,657.76
  4. Step 4: Simplify right side
    3,607.24x = 8,966,857.00
  5. Step 5: Solve for x
    x = 8,966,857.00/3,607.24
  6. Step 6: Final answer
    x = 2,485.79

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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.