Home / 5,807.67-8,014.66-3,155.12

Finding the Fourth Proportional to 5,807.67, 8,014.66 and 3,155.12

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Solution

The fourth proportional to 5,807.67, 8,014.66 and 3,155.12 is: 4,354.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,807.67 : 8,014.66 = 3,155.12 : x
  2. Step 2: Convert to fraction form
    5,807.67/8,014.66 = 3,155.12/x
  3. Step 3: Cross multiply
    5,807.67x = 8,014.66 × 3,155.12
  4. Step 4: Simplify right side
    5,807.67x = 25,287,214.06
  5. Step 5: Solve for x
    x = 25,287,214.06/5,807.67
  6. Step 6: Final answer
    x = 4,354.11

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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.