Home / 3,165.63-4,746.83-1,685.69

Finding the Fourth Proportional to 3,165.63, 4,746.83 and 1,685.69

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Solution

The fourth proportional to 3,165.63, 4,746.83 and 1,685.69 is: 2,527.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.63 : 4,746.83 = 1,685.69 : x
  2. Step 2: Convert to fraction form
    3,165.63/4,746.83 = 1,685.69/x
  3. Step 3: Cross multiply
    3,165.63x = 4,746.83 × 1,685.69
  4. Step 4: Simplify right side
    3,165.63x = 8,001,699.36
  5. Step 5: Solve for x
    x = 8,001,699.36/3,165.63
  6. Step 6: Final answer
    x = 2,527.68

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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.