Home / 2,953.12-4,075.14-1,626.96

Finding the Fourth Proportional to 2,953.12, 4,075.14 and 1,626.96

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Solution

The fourth proportional to 2,953.12, 4,075.14 and 1,626.96 is: 2,245.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.12 : 4,075.14 = 1,626.96 : x
  2. Step 2: Convert to fraction form
    2,953.12/4,075.14 = 1,626.96/x
  3. Step 3: Cross multiply
    2,953.12x = 4,075.14 × 1,626.96
  4. Step 4: Simplify right side
    2,953.12x = 6,630,089.77
  5. Step 5: Solve for x
    x = 6,630,089.77/2,953.12
  6. Step 6: Final answer
    x = 2,245.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.