Home / 7,271.40-10,923.51-4,351.76

Finding the Fourth Proportional to 7,271.40, 10,923.51 and 4,351.76

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Solution

The fourth proportional to 7,271.40, 10,923.51 and 4,351.76 is: 6,537.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.40 : 10,923.51 = 4,351.76 : x
  2. Step 2: Convert to fraction form
    7,271.40/10,923.51 = 4,351.76/x
  3. Step 3: Cross multiply
    7,271.40x = 10,923.51 × 4,351.76
  4. Step 4: Simplify right side
    7,271.40x = 47,536,472.06
  5. Step 5: Solve for x
    x = 47,536,472.06/7,271.40
  6. Step 6: Final answer
    x = 6,537.45

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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.