Home / 5,807.13-8,013.47-3,289.77

Finding the Fourth Proportional to 5,807.13, 8,013.47 and 3,289.77

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Solution

The fourth proportional to 5,807.13, 8,013.47 and 3,289.77 is: 4,539.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,807.13 : 8,013.47 = 3,289.77 : x
  2. Step 2: Convert to fraction form
    5,807.13/8,013.47 = 3,289.77/x
  3. Step 3: Cross multiply
    5,807.13x = 8,013.47 × 3,289.77
  4. Step 4: Simplify right side
    5,807.13x = 26,362,456.75
  5. Step 5: Solve for x
    x = 26,362,456.75/5,807.13
  6. Step 6: Final answer
    x = 4,539.67

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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.