Home / 6,721.02-10,075.05-3,435.66

Finding the Fourth Proportional to 6,721.02, 10,075.05 and 3,435.66

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Solution

The fourth proportional to 6,721.02, 10,075.05 and 3,435.66 is: 5,150.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.02 : 10,075.05 = 3,435.66 : x
  2. Step 2: Convert to fraction form
    6,721.02/10,075.05 = 3,435.66/x
  3. Step 3: Cross multiply
    6,721.02x = 10,075.05 × 3,435.66
  4. Step 4: Simplify right side
    6,721.02x = 34,614,446.28
  5. Step 5: Solve for x
    x = 34,614,446.28/6,721.02
  6. Step 6: Final answer
    x = 5,150.18

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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.