Home / 3,507.02-4,839.72-1,935.23

Finding the Fourth Proportional to 3,507.02, 4,839.72 and 1,935.23

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Solution

The fourth proportional to 3,507.02, 4,839.72 and 1,935.23 is: 2,670.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.02 : 4,839.72 = 1,935.23 : x
  2. Step 2: Convert to fraction form
    3,507.02/4,839.72 = 1,935.23/x
  3. Step 3: Cross multiply
    3,507.02x = 4,839.72 × 1,935.23
  4. Step 4: Simplify right side
    3,507.02x = 9,365,971.34
  5. Step 5: Solve for x
    x = 9,365,971.34/3,507.02
  6. Step 6: Final answer
    x = 2,670.64

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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.