Home / 8,577.37-12,864.11-4,356.35

Finding the Fourth Proportional to 8,577.37, 12,864.11 and 4,356.35

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Solution

The fourth proportional to 8,577.37, 12,864.11 and 4,356.35 is: 6,533.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.37 : 12,864.11 = 4,356.35 : x
  2. Step 2: Convert to fraction form
    8,577.37/12,864.11 = 4,356.35/x
  3. Step 3: Cross multiply
    8,577.37x = 12,864.11 × 4,356.35
  4. Step 4: Simplify right side
    8,577.37x = 56,040,501.28
  5. Step 5: Solve for x
    x = 56,040,501.28/8,577.37
  6. Step 6: Final answer
    x = 6,533.53

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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.