Home / 5,126.48-7,645.95-4,351.58

Finding the Fourth Proportional to 5,126.48, 7,645.95 and 4,351.58

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Solution

The fourth proportional to 5,126.48, 7,645.95 and 4,351.58 is: 6,490.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.48 : 7,645.95 = 4,351.58 : x
  2. Step 2: Convert to fraction form
    5,126.48/7,645.95 = 4,351.58/x
  3. Step 3: Cross multiply
    5,126.48x = 7,645.95 × 4,351.58
  4. Step 4: Simplify right side
    5,126.48x = 33,271,963.10
  5. Step 5: Solve for x
    x = 33,271,963.10/5,126.48
  6. Step 6: Final answer
    x = 6,490.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.