Home / 5,488.68-7,573.14-3,807.48

Finding the Fourth Proportional to 5,488.68, 7,573.14 and 3,807.48

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Solution

The fourth proportional to 5,488.68, 7,573.14 and 3,807.48 is: 5,253.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.68 : 7,573.14 = 3,807.48 : x
  2. Step 2: Convert to fraction form
    5,488.68/7,573.14 = 3,807.48/x
  3. Step 3: Cross multiply
    5,488.68x = 7,573.14 × 3,807.48
  4. Step 4: Simplify right side
    5,488.68x = 28,834,579.09
  5. Step 5: Solve for x
    x = 28,834,579.09/5,488.68
  6. Step 6: Final answer
    x = 5,253.46

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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.