Home / 5,017-6,923.56-2,921.26

Finding the Fourth Proportional to 5,017, 6,923.56 and 2,921.26

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Solution

The fourth proportional to 5,017, 6,923.56 and 2,921.26 is: 4,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017 : 6,923.56 = 2,921.26 : x
  2. Step 2: Convert to fraction form
    5,017/6,923.56 = 2,921.26/x
  3. Step 3: Cross multiply
    5,017x = 6,923.56 × 2,921.26
  4. Step 4: Simplify right side
    5,017x = 20,225,518.89
  5. Step 5: Solve for x
    x = 20,225,518.89/5,017
  6. Step 6: Final answer
    x = 4,031.40

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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.