Home / 5,159.16-7,117.74-3,297.24

Finding the Fourth Proportional to 5,159.16, 7,117.74 and 3,297.24

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Solution

The fourth proportional to 5,159.16, 7,117.74 and 3,297.24 is: 4,548.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.16 : 7,117.74 = 3,297.24 : x
  2. Step 2: Convert to fraction form
    5,159.16/7,117.74 = 3,297.24/x
  3. Step 3: Cross multiply
    5,159.16x = 7,117.74 × 3,297.24
  4. Step 4: Simplify right side
    5,159.16x = 23,468,897.04
  5. Step 5: Solve for x
    x = 23,468,897.04/5,159.16
  6. Step 6: Final answer
    x = 4,548.98

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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.