Home / 9,373.89-12,929.70-6,817.35

Finding the Fourth Proportional to 9,373.89, 12,929.70 and 6,817.35

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Solution

The fourth proportional to 9,373.89, 12,929.70 and 6,817.35 is: 9,403.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373.89 : 12,929.70 = 6,817.35 : x
  2. Step 2: Convert to fraction form
    9,373.89/12,929.70 = 6,817.35/x
  3. Step 3: Cross multiply
    9,373.89x = 12,929.70 × 6,817.35
  4. Step 4: Simplify right side
    9,373.89x = 88,146,290.30
  5. Step 5: Solve for x
    x = 88,146,290.30/9,373.89
  6. Step 6: Final answer
    x = 9,403.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.