Home / 6,984.45-10,491.30-5,890.95

Finding the Fourth Proportional to 6,984.45, 10,491.30 and 5,890.95

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Solution

The fourth proportional to 6,984.45, 10,491.30 and 5,890.95 is: 8,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984.45 : 10,491.30 = 5,890.95 : x
  2. Step 2: Convert to fraction form
    6,984.45/10,491.30 = 5,890.95/x
  3. Step 3: Cross multiply
    6,984.45x = 10,491.30 × 5,890.95
  4. Step 4: Simplify right side
    6,984.45x = 61,803,723.74
  5. Step 5: Solve for x
    x = 61,803,723.74/6,984.45
  6. Step 6: Final answer
    x = 8,848.76

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1.5x scale

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.