Home / 5,655.01-7,804.28-3,137.35

Finding the Fourth Proportional to 5,655.01, 7,804.28 and 3,137.35

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Solution

The fourth proportional to 5,655.01, 7,804.28 and 3,137.35 is: 4,329.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.01 : 7,804.28 = 3,137.35 : x
  2. Step 2: Convert to fraction form
    5,655.01/7,804.28 = 3,137.35/x
  3. Step 3: Cross multiply
    5,655.01x = 7,804.28 × 3,137.35
  4. Step 4: Simplify right side
    5,655.01x = 24,484,757.86
  5. Step 5: Solve for x
    x = 24,484,757.86/5,655.01
  6. Step 6: Final answer
    x = 4,329.75

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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.