Home / 10,847.47-16,271.21-5,663.47

Finding the Fourth Proportional to 10,847.47, 16,271.21 and 5,663.47

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Solution

The fourth proportional to 10,847.47, 16,271.21 and 5,663.47 is: 8,495.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,847.47 : 16,271.21 = 5,663.47 : x
  2. Step 2: Convert to fraction form
    10,847.47/16,271.21 = 5,663.47/x
  3. Step 3: Cross multiply
    10,847.47x = 16,271.21 × 5,663.47
  4. Step 4: Simplify right side
    10,847.47x = 92,151,440.70
  5. Step 5: Solve for x
    x = 92,151,440.70/10,847.47
  6. Step 6: Final answer
    x = 8,495.20

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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.