Home / 5,488.48-7,577.31-3,502.09

Finding the Fourth Proportional to 5,488.48, 7,577.31 and 3,502.09

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Solution

The fourth proportional to 5,488.48, 7,577.31 and 3,502.09 is: 4,834.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.48 : 7,577.31 = 3,502.09 : x
  2. Step 2: Convert to fraction form
    5,488.48/7,577.31 = 3,502.09/x
  3. Step 3: Cross multiply
    5,488.48x = 7,577.31 × 3,502.09
  4. Step 4: Simplify right side
    5,488.48x = 26,536,421.58
  5. Step 5: Solve for x
    x = 26,536,421.58/5,488.48
  6. Step 6: Final answer
    x = 4,834.93

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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.