Home / 5,699.46-8,532.63-3,320.28

Finding the Fourth Proportional to 5,699.46, 8,532.63 and 3,320.28

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Solution

The fourth proportional to 5,699.46, 8,532.63 and 3,320.28 is: 4,970.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,699.46 : 8,532.63 = 3,320.28 : x
  2. Step 2: Convert to fraction form
    5,699.46/8,532.63 = 3,320.28/x
  3. Step 3: Cross multiply
    5,699.46x = 8,532.63 × 3,320.28
  4. Step 4: Simplify right side
    5,699.46x = 28,330,720.74
  5. Step 5: Solve for x
    x = 28,330,720.74/5,699.46
  6. Step 6: Final answer
    x = 4,970.77

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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.