Home / 3,590.48-4,953.84-2,154.26

Finding the Fourth Proportional to 3,590.48, 4,953.84 and 2,154.26

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Solution

The fourth proportional to 3,590.48, 4,953.84 and 2,154.26 is: 2,972.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.48 : 4,953.84 = 2,154.26 : x
  2. Step 2: Convert to fraction form
    3,590.48/4,953.84 = 2,154.26/x
  3. Step 3: Cross multiply
    3,590.48x = 4,953.84 × 2,154.26
  4. Step 4: Simplify right side
    3,590.48x = 10,671,859.36
  5. Step 5: Solve for x
    x = 10,671,859.36/3,590.48
  6. Step 6: Final answer
    x = 2,972.27

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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.