Home / 8,465.37-11,679.55-4,927.92

Finding the Fourth Proportional to 8,465.37, 11,679.55 and 4,927.92

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Solution

The fourth proportional to 8,465.37, 11,679.55 and 4,927.92 is: 6,798.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465.37 : 11,679.55 = 4,927.92 : x
  2. Step 2: Convert to fraction form
    8,465.37/11,679.55 = 4,927.92/x
  3. Step 3: Cross multiply
    8,465.37x = 11,679.55 × 4,927.92
  4. Step 4: Simplify right side
    8,465.37x = 57,555,888.04
  5. Step 5: Solve for x
    x = 57,555,888.04/8,465.37
  6. Step 6: Final answer
    x = 6,798.98

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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.