Home / 6,320.04-8,721.24-3,487.26

Finding the Fourth Proportional to 6,320.04, 8,721.24 and 3,487.26

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Solution

The fourth proportional to 6,320.04, 8,721.24 and 3,487.26 is: 4,812.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.04 : 8,721.24 = 3,487.26 : x
  2. Step 2: Convert to fraction form
    6,320.04/8,721.24 = 3,487.26/x
  3. Step 3: Cross multiply
    6,320.04x = 8,721.24 × 3,487.26
  4. Step 4: Simplify right side
    6,320.04x = 30,413,231.40
  5. Step 5: Solve for x
    x = 30,413,231.40/6,320.04
  6. Step 6: Final answer
    x = 4,812.19

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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.