Home / 3,465.16-4,781.49-1,973.10

Finding the Fourth Proportional to 3,465.16, 4,781.49 and 1,973.10

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Solution

The fourth proportional to 3,465.16, 4,781.49 and 1,973.10 is: 2,722.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.16 : 4,781.49 = 1,973.10 : x
  2. Step 2: Convert to fraction form
    3,465.16/4,781.49 = 1,973.10/x
  3. Step 3: Cross multiply
    3,465.16x = 4,781.49 × 1,973.10
  4. Step 4: Simplify right side
    3,465.16x = 9,434,357.92
  5. Step 5: Solve for x
    x = 9,434,357.92/3,465.16
  6. Step 6: Final answer
    x = 2,722.63

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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.