Home / 2,557.92-3,530.32-1,509.92

Finding the Fourth Proportional to 2,557.92, 3,530.32 and 1,509.92

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Solution

The fourth proportional to 2,557.92, 3,530.32 and 1,509.92 is: 2,083.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557.92 : 3,530.32 = 1,509.92 : x
  2. Step 2: Convert to fraction form
    2,557.92/3,530.32 = 1,509.92/x
  3. Step 3: Cross multiply
    2,557.92x = 3,530.32 × 1,509.92
  4. Step 4: Simplify right side
    2,557.92x = 5,330,500.77
  5. Step 5: Solve for x
    x = 5,330,500.77/2,557.92
  6. Step 6: Final answer
    x = 2,083.92

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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.