Home / 7,302.45-10,963.80-4,686.15

Finding the Fourth Proportional to 7,302.45, 10,963.80 and 4,686.15

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Solution

The fourth proportional to 7,302.45, 10,963.80 and 4,686.15 is: 7,035.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,302.45 : 10,963.80 = 4,686.15 : x
  2. Step 2: Convert to fraction form
    7,302.45/10,963.80 = 4,686.15/x
  3. Step 3: Cross multiply
    7,302.45x = 10,963.80 × 4,686.15
  4. Step 4: Simplify right side
    7,302.45x = 51,378,011.37
  5. Step 5: Solve for x
    x = 51,378,011.37/7,302.45
  6. Step 6: Final answer
    x = 7,035.72

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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.