Home / 7,899.58-10,901.39-4,362.76

Finding the Fourth Proportional to 7,899.58, 10,901.39 and 4,362.76

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Solution

The fourth proportional to 7,899.58, 10,901.39 and 4,362.76 is: 6,020.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.58 : 10,901.39 = 4,362.76 : x
  2. Step 2: Convert to fraction form
    7,899.58/10,901.39 = 4,362.76/x
  3. Step 3: Cross multiply
    7,899.58x = 10,901.39 × 4,362.76
  4. Step 4: Simplify right side
    7,899.58x = 47,560,148.24
  5. Step 5: Solve for x
    x = 47,560,148.24/7,899.58
  6. Step 6: Final answer
    x = 6,020.59

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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.