Home / 9,312.02-12,850.60-5,333.30

Finding the Fourth Proportional to 9,312.02, 12,850.60 and 5,333.30

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Solution

The fourth proportional to 9,312.02, 12,850.60 and 5,333.30 is: 7,359.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.02 : 12,850.60 = 5,333.30 : x
  2. Step 2: Convert to fraction form
    9,312.02/12,850.60 = 5,333.30/x
  3. Step 3: Cross multiply
    9,312.02x = 12,850.60 × 5,333.30
  4. Step 4: Simplify right side
    9,312.02x = 68,536,104.98
  5. Step 5: Solve for x
    x = 68,536,104.98/9,312.02
  6. Step 6: Final answer
    x = 7,359.96

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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.