Home / 9,078.86-13,611.37-4,693.52

Finding the Fourth Proportional to 9,078.86, 13,611.37 and 4,693.52

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Solution

The fourth proportional to 9,078.86, 13,611.37 and 4,693.52 is: 7,036.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,078.86 : 13,611.37 = 4,693.52 : x
  2. Step 2: Convert to fraction form
    9,078.86/13,611.37 = 4,693.52/x
  3. Step 3: Cross multiply
    9,078.86x = 13,611.37 × 4,693.52
  4. Step 4: Simplify right side
    9,078.86x = 63,885,237.32
  5. Step 5: Solve for x
    x = 63,885,237.32/9,078.86
  6. Step 6: Final answer
    x = 7,036.70

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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.