Home / 3,446.90-4,756.73-1,955.10

Finding the Fourth Proportional to 3,446.90, 4,756.73 and 1,955.10

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Solution

The fourth proportional to 3,446.90, 4,756.73 and 1,955.10 is: 2,698.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.90 : 4,756.73 = 1,955.10 : x
  2. Step 2: Convert to fraction form
    3,446.90/4,756.73 = 1,955.10/x
  3. Step 3: Cross multiply
    3,446.90x = 4,756.73 × 1,955.10
  4. Step 4: Simplify right side
    3,446.90x = 9,299,890.89
  5. Step 5: Solve for x
    x = 9,299,890.89/3,446.90
  6. Step 6: Final answer
    x = 2,698.05

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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.