Home / 5,075.88-7,005.58-2,952.65

Finding the Fourth Proportional to 5,075.88, 7,005.58 and 2,952.65

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Solution

The fourth proportional to 5,075.88, 7,005.58 and 2,952.65 is: 4,075.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.88 : 7,005.58 = 2,952.65 : x
  2. Step 2: Convert to fraction form
    5,075.88/7,005.58 = 2,952.65/x
  3. Step 3: Cross multiply
    5,075.88x = 7,005.58 × 2,952.65
  4. Step 4: Simplify right side
    5,075.88x = 20,685,006.79
  5. Step 5: Solve for x
    x = 20,685,006.79/5,075.88
  6. Step 6: Final answer
    x = 4,075.15

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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.