Home / 3,549.02-4,897.44-1,977.08

Finding the Fourth Proportional to 3,549.02, 4,897.44 and 1,977.08

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Solution

The fourth proportional to 3,549.02, 4,897.44 and 1,977.08 is: 2,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.02 : 4,897.44 = 1,977.08 : x
  2. Step 2: Convert to fraction form
    3,549.02/4,897.44 = 1,977.08/x
  3. Step 3: Cross multiply
    3,549.02x = 4,897.44 × 1,977.08
  4. Step 4: Simplify right side
    3,549.02x = 9,682,606.19
  5. Step 5: Solve for x
    x = 9,682,606.19/3,549.02
  6. Step 6: Final answer
    x = 2,728.25

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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.