Home / 5,150.77-7,106.87-3,475.28

Finding the Fourth Proportional to 5,150.77, 7,106.87 and 3,475.28

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Solution

The fourth proportional to 5,150.77, 7,106.87 and 3,475.28 is: 4,795.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150.77 : 7,106.87 = 3,475.28 : x
  2. Step 2: Convert to fraction form
    5,150.77/7,106.87 = 3,475.28/x
  3. Step 3: Cross multiply
    5,150.77x = 7,106.87 × 3,475.28
  4. Step 4: Simplify right side
    5,150.77x = 24,698,345.80
  5. Step 5: Solve for x
    x = 24,698,345.80/5,150.77
  6. Step 6: Final answer
    x = 4,795.08

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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.