Home / 5,036.86-6,950.90-2,798.76

Finding the Fourth Proportional to 5,036.86, 6,950.90 and 2,798.76

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Solution

The fourth proportional to 5,036.86, 6,950.90 and 2,798.76 is: 3,862.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.86 : 6,950.90 = 2,798.76 : x
  2. Step 2: Convert to fraction form
    5,036.86/6,950.90 = 2,798.76/x
  3. Step 3: Cross multiply
    5,036.86x = 6,950.90 × 2,798.76
  4. Step 4: Simplify right side
    5,036.86x = 19,453,900.88
  5. Step 5: Solve for x
    x = 19,453,900.88/5,036.86
  6. Step 6: Final answer
    x = 3,862.31

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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.