Home / 9,021.90-12,448.26-5,483.10

Finding the Fourth Proportional to 9,021.90, 12,448.26 and 5,483.10

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Solution

The fourth proportional to 9,021.90, 12,448.26 and 5,483.10 is: 7,565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.90 : 12,448.26 = 5,483.10 : x
  2. Step 2: Convert to fraction form
    9,021.90/12,448.26 = 5,483.10/x
  3. Step 3: Cross multiply
    9,021.90x = 12,448.26 × 5,483.10
  4. Step 4: Simplify right side
    9,021.90x = 68,255,054.41
  5. Step 5: Solve for x
    x = 68,255,054.41/9,021.90
  6. Step 6: Final answer
    x = 7,565.49

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Half 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.