Home / 8,370.80-11,552.24-5,533.19

Finding the Fourth Proportional to 8,370.80, 11,552.24 and 5,533.19

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Solution

The fourth proportional to 8,370.80, 11,552.24 and 5,533.19 is: 7,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.80 : 11,552.24 = 5,533.19 : x
  2. Step 2: Convert to fraction form
    8,370.80/11,552.24 = 5,533.19/x
  3. Step 3: Cross multiply
    8,370.80x = 11,552.24 × 5,533.19
  4. Step 4: Simplify right side
    8,370.80x = 63,920,772.10
  5. Step 5: Solve for x
    x = 63,920,772.10/8,370.80
  6. Step 6: Final answer
    x = 7,636.16

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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.