Home / 2,083.84-2,875.68-1,152.32

Finding the Fourth Proportional to 2,083.84, 2,875.68 and 1,152.32

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Solution

The fourth proportional to 2,083.84, 2,875.68 and 1,152.32 is: 1,590.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.84 : 2,875.68 = 1,152.32 : x
  2. Step 2: Convert to fraction form
    2,083.84/2,875.68 = 1,152.32/x
  3. Step 3: Cross multiply
    2,083.84x = 2,875.68 × 1,152.32
  4. Step 4: Simplify right side
    2,083.84x = 3,313,703.58
  5. Step 5: Solve for x
    x = 3,313,703.58/2,083.84
  6. Step 6: Final answer
    x = 1,590.19

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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.