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Finding the Fourth Proportional to 4,666.02, 6,999.12 and 1,203.18

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Solution

The fourth proportional to 4,666.02, 6,999.12 and 1,203.18 is: 1,804.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.02 : 6,999.12 = 1,203.18 : x
  2. Step 2: Convert to fraction form
    4,666.02/6,999.12 = 1,203.18/x
  3. Step 3: Cross multiply
    4,666.02x = 6,999.12 × 1,203.18
  4. Step 4: Simplify right side
    4,666.02x = 8,421,201.20
  5. Step 5: Solve for x
    x = 8,421,201.20/4,666.02
  6. Step 6: Final answer
    x = 1,804.79

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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.