Home / 5,618.68-8,466.08-4,666.12

Finding the Fourth Proportional to 5,618.68, 8,466.08 and 4,666.12

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Solution

The fourth proportional to 5,618.68, 8,466.08 and 4,666.12 is: 7,030.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.68 : 8,466.08 = 4,666.12 : x
  2. Step 2: Convert to fraction form
    5,618.68/8,466.08 = 4,666.12/x
  3. Step 3: Cross multiply
    5,618.68x = 8,466.08 × 4,666.12
  4. Step 4: Simplify right side
    5,618.68x = 39,503,745.21
  5. Step 5: Solve for x
    x = 39,503,745.21/5,618.68
  6. Step 6: Final answer
    x = 7,030.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.