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Finding the Fourth Proportional to 2,339.67, 3,509.49 and 1,607.01

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Solution

The fourth proportional to 2,339.67, 3,509.49 and 1,607.01 is: 2,410.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,339.67 : 3,509.49 = 1,607.01 : x
  2. Step 2: Convert to fraction form
    2,339.67/3,509.49 = 1,607.01/x
  3. Step 3: Cross multiply
    2,339.67x = 3,509.49 × 1,607.01
  4. Step 4: Simplify right side
    2,339.67x = 5,639,785.52
  5. Step 5: Solve for x
    x = 5,639,785.52/2,339.67
  6. Step 6: Final answer
    x = 2,410.50

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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.