Home / 5,038.60-6,952.49-2,800.47

Finding the Fourth Proportional to 5,038.60, 6,952.49 and 2,800.47

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Solution

The fourth proportional to 5,038.60, 6,952.49 and 2,800.47 is: 3,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.60 : 6,952.49 = 2,800.47 : x
  2. Step 2: Convert to fraction form
    5,038.60/6,952.49 = 2,800.47/x
  3. Step 3: Cross multiply
    5,038.60x = 6,952.49 × 2,800.47
  4. Step 4: Simplify right side
    5,038.60x = 19,470,239.67
  5. Step 5: Solve for x
    x = 19,470,239.67/5,038.60
  6. Step 6: Final answer
    x = 3,864.22

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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.