Home / 5,075.02-7,001.03-3,396.80

Finding the Fourth Proportional to 5,075.02, 7,001.03 and 3,396.80

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Solution

The fourth proportional to 5,075.02, 7,001.03 and 3,396.80 is: 4,685.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.02 : 7,001.03 = 3,396.80 : x
  2. Step 2: Convert to fraction form
    5,075.02/7,001.03 = 3,396.80/x
  3. Step 3: Cross multiply
    5,075.02x = 7,001.03 × 3,396.80
  4. Step 4: Simplify right side
    5,075.02x = 23,781,124.70
  5. Step 5: Solve for x
    x = 23,781,124.70/5,075.02
  6. Step 6: Final answer
    x = 4,685.92

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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.