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Finding the Fourth Proportional to 5,807.11, 8,015.12 and 3,570.93

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Solution

The fourth proportional to 5,807.11, 8,015.12 and 3,570.93 is: 4,928.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,807.11 : 8,015.12 = 3,570.93 : x
  2. Step 2: Convert to fraction form
    5,807.11/8,015.12 = 3,570.93/x
  3. Step 3: Cross multiply
    5,807.11x = 8,015.12 × 3,570.93
  4. Step 4: Simplify right side
    5,807.11x = 28,621,432.46
  5. Step 5: Solve for x
    x = 28,621,432.46/5,807.11
  6. Step 6: Final answer
    x = 4,928.69

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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.