Home / 2,953.15-4,075.36-1,626.89

Finding the Fourth Proportional to 2,953.15, 4,075.36 and 1,626.89

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Solution

The fourth proportional to 2,953.15, 4,075.36 and 1,626.89 is: 2,245.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.15 : 4,075.36 = 1,626.89 : x
  2. Step 2: Convert to fraction form
    2,953.15/4,075.36 = 1,626.89/x
  3. Step 3: Cross multiply
    2,953.15x = 4,075.36 × 1,626.89
  4. Step 4: Simplify right side
    2,953.15x = 6,630,137.99
  5. Step 5: Solve for x
    x = 6,630,137.99/2,953.15
  6. Step 6: Final answer
    x = 2,245.11

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1.5x scale

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.