Home / 2,901.02-4,003.44-1,574.74

Finding the Fourth Proportional to 2,901.02, 4,003.44 and 1,574.74

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Solution

The fourth proportional to 2,901.02, 4,003.44 and 1,574.74 is: 2,173.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.02 : 4,003.44 = 1,574.74 : x
  2. Step 2: Convert to fraction form
    2,901.02/4,003.44 = 1,574.74/x
  3. Step 3: Cross multiply
    2,901.02x = 4,003.44 × 1,574.74
  4. Step 4: Simplify right side
    2,901.02x = 6,304,367.10
  5. Step 5: Solve for x
    x = 6,304,367.10/2,901.02
  6. Step 6: Final answer
    x = 2,173.15

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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.