Home / 7,075.20-10,612.98-3,953.46

Finding the Fourth Proportional to 7,075.20, 10,612.98 and 3,953.46

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Solution

The fourth proportional to 7,075.20, 10,612.98 and 3,953.46 is: 5,930.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.20 : 10,612.98 = 3,953.46 : x
  2. Step 2: Convert to fraction form
    7,075.20/10,612.98 = 3,953.46/x
  3. Step 3: Cross multiply
    7,075.20x = 10,612.98 × 3,953.46
  4. Step 4: Simplify right side
    7,075.20x = 41,957,991.91
  5. Step 5: Solve for x
    x = 41,957,991.91/7,075.20
  6. Step 6: Final answer
    x = 5,930.29

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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.