Home / 3,465.91-4,782.55-1,953.18

Finding the Fourth Proportional to 3,465.91, 4,782.55 and 1,953.18

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Solution

The fourth proportional to 3,465.91, 4,782.55 and 1,953.18 is: 2,695.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.91 : 4,782.55 = 1,953.18 : x
  2. Step 2: Convert to fraction form
    3,465.91/4,782.55 = 1,953.18/x
  3. Step 3: Cross multiply
    3,465.91x = 4,782.55 × 1,953.18
  4. Step 4: Simplify right side
    3,465.91x = 9,341,181.01
  5. Step 5: Solve for x
    x = 9,341,181.01/3,465.91
  6. Step 6: Final answer
    x = 2,695.16

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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.