Home / 3,567.80-4,923.42-2,075.76

Finding the Fourth Proportional to 3,567.80, 4,923.42 and 2,075.76

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Solution

The fourth proportional to 3,567.80, 4,923.42 and 2,075.76 is: 2,864.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.80 : 4,923.42 = 2,075.76 : x
  2. Step 2: Convert to fraction form
    3,567.80/4,923.42 = 2,075.76/x
  3. Step 3: Cross multiply
    3,567.80x = 4,923.42 × 2,075.76
  4. Step 4: Simplify right side
    3,567.80x = 10,219,838.30
  5. Step 5: Solve for x
    x = 10,219,838.30/3,567.80
  6. Step 6: Final answer
    x = 2,864.47

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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.