Home / 7,133.21-10,701.65-2,971.84

Finding the Fourth Proportional to 7,133.21, 10,701.65 and 2,971.84

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Solution

The fourth proportional to 7,133.21, 10,701.65 and 2,971.84 is: 4,458.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133.21 : 10,701.65 = 2,971.84 : x
  2. Step 2: Convert to fraction form
    7,133.21/10,701.65 = 2,971.84/x
  3. Step 3: Cross multiply
    7,133.21x = 10,701.65 × 2,971.84
  4. Step 4: Simplify right side
    7,133.21x = 31,803,591.54
  5. Step 5: Solve for x
    x = 31,803,591.54/7,133.21
  6. Step 6: Final answer
    x = 4,458.52

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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.