Home / 9,207.18-13,741.21-8,582.94

Finding the Fourth Proportional to 9,207.18, 13,741.21 and 8,582.94

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Solution

The fourth proportional to 9,207.18, 13,741.21 and 8,582.94 is: 12,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.18 : 13,741.21 = 8,582.94 : x
  2. Step 2: Convert to fraction form
    9,207.18/13,741.21 = 8,582.94/x
  3. Step 3: Cross multiply
    9,207.18x = 13,741.21 × 8,582.94
  4. Step 4: Simplify right side
    9,207.18x = 117,939,980.96
  5. Step 5: Solve for x
    x = 117,939,980.96/9,207.18
  6. Step 6: Final answer
    x = 12,809.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.