Home / 9,770.83-14,602.60-7,143.87

Finding the Fourth Proportional to 9,770.83, 14,602.60 and 7,143.87

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Solution

The fourth proportional to 9,770.83, 14,602.60 and 7,143.87 is: 10,676.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,770.83 : 14,602.60 = 7,143.87 : x
  2. Step 2: Convert to fraction form
    9,770.83/14,602.60 = 7,143.87/x
  3. Step 3: Cross multiply
    9,770.83x = 14,602.60 × 7,143.87
  4. Step 4: Simplify right side
    9,770.83x = 104,319,076.06
  5. Step 5: Solve for x
    x = 104,319,076.06/9,770.83
  6. Step 6: Final answer
    x = 10,676.58

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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.