Home / 2,670.02-3,685.44-1,551.26

Finding the Fourth Proportional to 2,670.02, 3,685.44 and 1,551.26

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Solution

The fourth proportional to 2,670.02, 3,685.44 and 1,551.26 is: 2,141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.02 : 3,685.44 = 1,551.26 : x
  2. Step 2: Convert to fraction form
    2,670.02/3,685.44 = 1,551.26/x
  3. Step 3: Cross multiply
    2,670.02x = 3,685.44 × 1,551.26
  4. Step 4: Simplify right side
    2,670.02x = 5,717,075.65
  5. Step 5: Solve for x
    x = 5,717,075.65/2,670.02
  6. Step 6: Final answer
    x = 2,141.21

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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.