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Finding the Fourth Proportional to 5,584.04, 7,698.19 and 4,572.21

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Solution

The fourth proportional to 5,584.04, 7,698.19 and 4,572.21 is: 6,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584.04 : 7,698.19 = 4,572.21 : x
  2. Step 2: Convert to fraction form
    5,584.04/7,698.19 = 4,572.21/x
  3. Step 3: Cross multiply
    5,584.04x = 7,698.19 × 4,572.21
  4. Step 4: Simplify right side
    5,584.04x = 35,197,767.31
  5. Step 5: Solve for x
    x = 35,197,767.31/5,584.04
  6. Step 6: Final answer
    x = 6,303.28

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Half scale
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Double scale
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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.