Home / 8,018.48-12,027.77-4,322.45

Finding the Fourth Proportional to 8,018.48, 12,027.77 and 4,322.45

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Solution

The fourth proportional to 8,018.48, 12,027.77 and 4,322.45 is: 6,483.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.48 : 12,027.77 = 4,322.45 : x
  2. Step 2: Convert to fraction form
    8,018.48/12,027.77 = 4,322.45/x
  3. Step 3: Cross multiply
    8,018.48x = 12,027.77 × 4,322.45
  4. Step 4: Simplify right side
    8,018.48x = 51,989,434.44
  5. Step 5: Solve for x
    x = 51,989,434.44/8,018.48
  6. Step 6: Final answer
    x = 6,483.70

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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.