Home / 7,075.46-10,618.86-4,156.22

Finding the Fourth Proportional to 7,075.46, 10,618.86 and 4,156.22

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Solution

The fourth proportional to 7,075.46, 10,618.86 and 4,156.22 is: 6,237.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.46 : 10,618.86 = 4,156.22 : x
  2. Step 2: Convert to fraction form
    7,075.46/10,618.86 = 4,156.22/x
  3. Step 3: Cross multiply
    7,075.46x = 10,618.86 × 4,156.22
  4. Step 4: Simplify right side
    7,075.46x = 44,134,318.31
  5. Step 5: Solve for x
    x = 44,134,318.31/7,075.46
  6. Step 6: Final answer
    x = 6,237.66

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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.