Home / 3,466.07-4,782.61-2,140.20

Finding the Fourth Proportional to 3,466.07, 4,782.61 and 2,140.20

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Solution

The fourth proportional to 3,466.07, 4,782.61 and 2,140.20 is: 2,953.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466.07 : 4,782.61 = 2,140.20 : x
  2. Step 2: Convert to fraction form
    3,466.07/4,782.61 = 2,140.20/x
  3. Step 3: Cross multiply
    3,466.07x = 4,782.61 × 2,140.20
  4. Step 4: Simplify right side
    3,466.07x = 10,235,744.60
  5. Step 5: Solve for x
    x = 10,235,744.60/3,466.07
  6. Step 6: Final answer
    x = 2,953.13

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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.