Home / 6,870.56-10,307.66-2,488.46

Finding the Fourth Proportional to 6,870.56, 10,307.66 and 2,488.46

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Solution

The fourth proportional to 6,870.56, 10,307.66 and 2,488.46 is: 3,733.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870.56 : 10,307.66 = 2,488.46 : x
  2. Step 2: Convert to fraction form
    6,870.56/10,307.66 = 2,488.46/x
  3. Step 3: Cross multiply
    6,870.56x = 10,307.66 × 2,488.46
  4. Step 4: Simplify right side
    6,870.56x = 25,650,135.62
  5. Step 5: Solve for x
    x = 25,650,135.62/6,870.56
  6. Step 6: Final answer
    x = 3,733.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.