Home / 5,000.87-6,901.09-2,762.72

Finding the Fourth Proportional to 5,000.87, 6,901.09 and 2,762.72

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Solution

The fourth proportional to 5,000.87, 6,901.09 and 2,762.72 is: 3,812.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.87 : 6,901.09 = 2,762.72 : x
  2. Step 2: Convert to fraction form
    5,000.87/6,901.09 = 2,762.72/x
  3. Step 3: Cross multiply
    5,000.87x = 6,901.09 × 2,762.72
  4. Step 4: Simplify right side
    5,000.87x = 19,065,774.19
  5. Step 5: Solve for x
    x = 19,065,774.19/5,000.87
  6. Step 6: Final answer
    x = 3,812.50

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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.