Home / 9,338.80-14,008.60-4,345.86

Finding the Fourth Proportional to 9,338.80, 14,008.60 and 4,345.86

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Solution

The fourth proportional to 9,338.80, 14,008.60 and 4,345.86 is: 6,518.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338.80 : 14,008.60 = 4,345.86 : x
  2. Step 2: Convert to fraction form
    9,338.80/14,008.60 = 4,345.86/x
  3. Step 3: Cross multiply
    9,338.80x = 14,008.60 × 4,345.86
  4. Step 4: Simplify right side
    9,338.80x = 60,879,414.40
  5. Step 5: Solve for x
    x = 60,879,414.40/9,338.80
  6. Step 6: Final answer
    x = 6,518.98

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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.