Home / 3,102.04-4,652.70-2,930.68

Finding the Fourth Proportional to 3,102.04, 4,652.70 and 2,930.68

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Solution

The fourth proportional to 3,102.04, 4,652.70 and 2,930.68 is: 4,395.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102.04 : 4,652.70 = 2,930.68 : x
  2. Step 2: Convert to fraction form
    3,102.04/4,652.70 = 2,930.68/x
  3. Step 3: Cross multiply
    3,102.04x = 4,652.70 × 2,930.68
  4. Step 4: Simplify right side
    3,102.04x = 13,635,574.84
  5. Step 5: Solve for x
    x = 13,635,574.84/3,102.04
  6. Step 6: Final answer
    x = 4,395.68

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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.