Home / 5,053.10-6,973.36-2,928.79

Finding the Fourth Proportional to 5,053.10, 6,973.36 and 2,928.79

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Solution

The fourth proportional to 5,053.10, 6,973.36 and 2,928.79 is: 4,041.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.10 : 6,973.36 = 2,928.79 : x
  2. Step 2: Convert to fraction form
    5,053.10/6,973.36 = 2,928.79/x
  3. Step 3: Cross multiply
    5,053.10x = 6,973.36 × 2,928.79
  4. Step 4: Simplify right side
    5,053.10x = 20,423,507.03
  5. Step 5: Solve for x
    x = 20,423,507.03/5,053.10
  6. Step 6: Final answer
    x = 4,041.78

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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.