Home / 9,400.12-14,109.80-7,342.93

Finding the Fourth Proportional to 9,400.12, 14,109.80 and 7,342.93

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Solution

The fourth proportional to 9,400.12, 14,109.80 and 7,342.93 is: 11,021.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,400.12 : 14,109.80 = 7,342.93 : x
  2. Step 2: Convert to fraction form
    9,400.12/14,109.80 = 7,342.93/x
  3. Step 3: Cross multiply
    9,400.12x = 14,109.80 × 7,342.93
  4. Step 4: Simplify right side
    9,400.12x = 103,607,273.71
  5. Step 5: Solve for x
    x = 103,607,273.71/9,400.12
  6. Step 6: Final answer
    x = 11,021.91

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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.