Home / 5,038.80-6,953.66-2,800.59

Finding the Fourth Proportional to 5,038.80, 6,953.66 and 2,800.59

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Solution

The fourth proportional to 5,038.80, 6,953.66 and 2,800.59 is: 3,864.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.80 : 6,953.66 = 2,800.59 : x
  2. Step 2: Convert to fraction form
    5,038.80/6,953.66 = 2,800.59/x
  3. Step 3: Cross multiply
    5,038.80x = 6,953.66 × 2,800.59
  4. Step 4: Simplify right side
    5,038.80x = 19,474,350.66
  5. Step 5: Solve for x
    x = 19,474,350.66/5,038.80
  6. Step 6: Final answer
    x = 3,864.88

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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.