Home / 5,053.19-6,972.86-2,814.63

Finding the Fourth Proportional to 5,053.19, 6,972.86 and 2,814.63

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Solution

The fourth proportional to 5,053.19, 6,972.86 and 2,814.63 is: 3,883.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.19 : 6,972.86 = 2,814.63 : x
  2. Step 2: Convert to fraction form
    5,053.19/6,972.86 = 2,814.63/x
  3. Step 3: Cross multiply
    5,053.19x = 6,972.86 × 2,814.63
  4. Step 4: Simplify right side
    5,053.19x = 19,626,015.04
  5. Step 5: Solve for x
    x = 19,626,015.04/5,053.19
  6. Step 6: Final answer
    x = 3,883.89

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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.