Home / 4,390.05-6,571.02-3,075.42

Finding the Fourth Proportional to 4,390.05, 6,571.02 and 3,075.42

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Solution

The fourth proportional to 4,390.05, 6,571.02 and 3,075.42 is: 4,603.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.05 : 6,571.02 = 3,075.42 : x
  2. Step 2: Convert to fraction form
    4,390.05/6,571.02 = 3,075.42/x
  3. Step 3: Cross multiply
    4,390.05x = 6,571.02 × 3,075.42
  4. Step 4: Simplify right side
    4,390.05x = 20,208,646.33
  5. Step 5: Solve for x
    x = 20,208,646.33/4,390.05
  6. Step 6: Final answer
    x = 4,603.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.