Home / 3,466.89-4,782.65-2,140.11

Finding the Fourth Proportional to 3,466.89, 4,782.65 and 2,140.11

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Solution

The fourth proportional to 3,466.89, 4,782.65 and 2,140.11 is: 2,952.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466.89 : 4,782.65 = 2,140.11 : x
  2. Step 2: Convert to fraction form
    3,466.89/4,782.65 = 2,140.11/x
  3. Step 3: Cross multiply
    3,466.89x = 4,782.65 × 2,140.11
  4. Step 4: Simplify right side
    3,466.89x = 10,235,386.39
  5. Step 5: Solve for x
    x = 10,235,386.39/3,466.89
  6. Step 6: Final answer
    x = 2,952.33

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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.