Home / 8,670.36-13,005.48-4,508.22

Finding the Fourth Proportional to 8,670.36, 13,005.48 and 4,508.22

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Solution

The fourth proportional to 8,670.36, 13,005.48 and 4,508.22 is: 6,762.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,670.36 : 13,005.48 = 4,508.22 : x
  2. Step 2: Convert to fraction form
    8,670.36/13,005.48 = 4,508.22/x
  3. Step 3: Cross multiply
    8,670.36x = 13,005.48 × 4,508.22
  4. Step 4: Simplify right side
    8,670.36x = 58,631,565.05
  5. Step 5: Solve for x
    x = 58,631,565.05/8,670.36
  6. Step 6: Final answer
    x = 6,762.30

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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.