Home / 3,529.02-4,869.86-1,935.66

Finding the Fourth Proportional to 3,529.02, 4,869.86 and 1,935.66

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Solution

The fourth proportional to 3,529.02, 4,869.86 and 1,935.66 is: 2,671.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.02 : 4,869.86 = 1,935.66 : x
  2. Step 2: Convert to fraction form
    3,529.02/4,869.86 = 1,935.66/x
  3. Step 3: Cross multiply
    3,529.02x = 4,869.86 × 1,935.66
  4. Step 4: Simplify right side
    3,529.02x = 9,426,393.21
  5. Step 5: Solve for x
    x = 9,426,393.21/3,529.02
  6. Step 6: Final answer
    x = 2,671.11

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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.