Home / 3,465.45-4,782.63-1,973.04

Finding the Fourth Proportional to 3,465.45, 4,782.63 and 1,973.04

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Solution

The fourth proportional to 3,465.45, 4,782.63 and 1,973.04 is: 2,722.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.45 : 4,782.63 = 1,973.04 : x
  2. Step 2: Convert to fraction form
    3,465.45/4,782.63 = 1,973.04/x
  3. Step 3: Cross multiply
    3,465.45x = 4,782.63 × 1,973.04
  4. Step 4: Simplify right side
    3,465.45x = 9,436,320.30
  5. Step 5: Solve for x
    x = 9,436,320.30/3,465.45
  6. Step 6: Final answer
    x = 2,722.97

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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.