Home / 3,587.81-4,948.20-2,529.09

Finding the Fourth Proportional to 3,587.81, 4,948.20 and 2,529.09

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Solution

The fourth proportional to 3,587.81, 4,948.20 and 2,529.09 is: 3,488.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.81 : 4,948.20 = 2,529.09 : x
  2. Step 2: Convert to fraction form
    3,587.81/4,948.20 = 2,529.09/x
  3. Step 3: Cross multiply
    3,587.81x = 4,948.20 × 2,529.09
  4. Step 4: Simplify right side
    3,587.81x = 12,514,443.14
  5. Step 5: Solve for x
    x = 12,514,443.14/3,587.81
  6. Step 6: Final answer
    x = 3,488.05

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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.