Home / 4,431.66-6,647.08-1,353.66

Finding the Fourth Proportional to 4,431.66, 6,647.08 and 1,353.66

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Solution

The fourth proportional to 4,431.66, 6,647.08 and 1,353.66 is: 2,030.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.66 : 6,647.08 = 1,353.66 : x
  2. Step 2: Convert to fraction form
    4,431.66/6,647.08 = 1,353.66/x
  3. Step 3: Cross multiply
    4,431.66x = 6,647.08 × 1,353.66
  4. Step 4: Simplify right side
    4,431.66x = 8,997,886.31
  5. Step 5: Solve for x
    x = 8,997,886.31/4,431.66
  6. Step 6: Final answer
    x = 2,030.36

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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.