Home / 3,346.02-4,617.06-1,929.76

Finding the Fourth Proportional to 3,346.02, 4,617.06 and 1,929.76

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Solution

The fourth proportional to 3,346.02, 4,617.06 and 1,929.76 is: 2,662.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.02 : 4,617.06 = 1,929.76 : x
  2. Step 2: Convert to fraction form
    3,346.02/4,617.06 = 1,929.76/x
  3. Step 3: Cross multiply
    3,346.02x = 4,617.06 × 1,929.76
  4. Step 4: Simplify right side
    3,346.02x = 8,909,817.71
  5. Step 5: Solve for x
    x = 8,909,817.71/3,346.02
  6. Step 6: Final answer
    x = 2,662.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.