Home / 9,187.86-13,740.27-7,079.23

Finding the Fourth Proportional to 9,187.86, 13,740.27 and 7,079.23

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Solution

The fourth proportional to 9,187.86, 13,740.27 and 7,079.23 is: 10,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.86 : 13,740.27 = 7,079.23 : x
  2. Step 2: Convert to fraction form
    9,187.86/13,740.27 = 7,079.23/x
  3. Step 3: Cross multiply
    9,187.86x = 13,740.27 × 7,079.23
  4. Step 4: Simplify right side
    9,187.86x = 97,270,522.22
  5. Step 5: Solve for x
    x = 97,270,522.22/9,187.86
  6. Step 6: Final answer
    x = 10,586.85

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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.