Home / 1,612.51-2,418.15-1,095.32

Finding the Fourth Proportional to 1,612.51, 2,418.15 and 1,095.32

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Solution

The fourth proportional to 1,612.51, 2,418.15 and 1,095.32 is: 1,642.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612.51 : 2,418.15 = 1,095.32 : x
  2. Step 2: Convert to fraction form
    1,612.51/2,418.15 = 1,095.32/x
  3. Step 3: Cross multiply
    1,612.51x = 2,418.15 × 1,095.32
  4. Step 4: Simplify right side
    1,612.51x = 2,648,658.21
  5. Step 5: Solve for x
    x = 2,648,658.21/1,612.51
  6. Step 6: Final answer
    x = 1,642.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.