Home / 4,075.92-5,625.12-2,307.76

Finding the Fourth Proportional to 4,075.92, 5,625.12 and 2,307.76

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Solution

The fourth proportional to 4,075.92, 5,625.12 and 2,307.76 is: 3,184.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.92 : 5,625.12 = 2,307.76 : x
  2. Step 2: Convert to fraction form
    4,075.92/5,625.12 = 2,307.76/x
  3. Step 3: Cross multiply
    4,075.92x = 5,625.12 × 2,307.76
  4. Step 4: Simplify right side
    4,075.92x = 12,981,426.93
  5. Step 5: Solve for x
    x = 12,981,426.93/4,075.92
  6. Step 6: Final answer
    x = 3,184.91

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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.