Home / 1,612.04-2,235.99-1,569.35

Finding the Fourth Proportional to 1,612.04, 2,235.99 and 1,569.35

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Solution

The fourth proportional to 1,612.04, 2,235.99 and 1,569.35 is: 2,176.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612.04 : 2,235.99 = 1,569.35 : x
  2. Step 2: Convert to fraction form
    1,612.04/2,235.99 = 1,569.35/x
  3. Step 3: Cross multiply
    1,612.04x = 2,235.99 × 1,569.35
  4. Step 4: Simplify right side
    1,612.04x = 3,509,050.91
  5. Step 5: Solve for x
    x = 3,509,050.91/1,612.04
  6. Step 6: Final answer
    x = 2,176.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.