Home / 5,488.90-8,276.40-5,029.63

Finding the Fourth Proportional to 5,488.90, 8,276.40 and 5,029.63

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Solution

The fourth proportional to 5,488.90, 8,276.40 and 5,029.63 is: 7,583.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.90 : 8,276.40 = 5,029.63 : x
  2. Step 2: Convert to fraction form
    5,488.90/8,276.40 = 5,029.63/x
  3. Step 3: Cross multiply
    5,488.90x = 8,276.40 × 5,029.63
  4. Step 4: Simplify right side
    5,488.90x = 41,627,209.04
  5. Step 5: Solve for x
    x = 41,627,209.04/5,488.90
  6. Step 6: Final answer
    x = 7,583.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.