Home / 9,135.83-12,607.48-4,944.08

Finding the Fourth Proportional to 9,135.83, 12,607.48 and 4,944.08

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Solution

The fourth proportional to 9,135.83, 12,607.48 and 4,944.08 is: 6,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.83 : 12,607.48 = 4,944.08 : x
  2. Step 2: Convert to fraction form
    9,135.83/12,607.48 = 4,944.08/x
  3. Step 3: Cross multiply
    9,135.83x = 12,607.48 × 4,944.08
  4. Step 4: Simplify right side
    9,135.83x = 62,332,314.32
  5. Step 5: Solve for x
    x = 62,332,314.32/9,135.83
  6. Step 6: Final answer
    x = 6,822.84

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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.