Home / 5,075.80-7,005.94-4,550.92

Finding the Fourth Proportional to 5,075.80, 7,005.94 and 4,550.92

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Solution

The fourth proportional to 5,075.80, 7,005.94 and 4,550.92 is: 6,281.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.80 : 7,005.94 = 4,550.92 : x
  2. Step 2: Convert to fraction form
    5,075.80/7,005.94 = 4,550.92/x
  3. Step 3: Cross multiply
    5,075.80x = 7,005.94 × 4,550.92
  4. Step 4: Simplify right side
    5,075.80x = 31,883,472.46
  5. Step 5: Solve for x
    x = 31,883,472.46/5,075.80
  6. Step 6: Final answer
    x = 6,281.47

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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.