Home / 3,060.02-4,222.80-1,881.08

Finding the Fourth Proportional to 3,060.02, 4,222.80 and 1,881.08

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Solution

The fourth proportional to 3,060.02, 4,222.80 and 1,881.08 is: 2,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.02 : 4,222.80 = 1,881.08 : x
  2. Step 2: Convert to fraction form
    3,060.02/4,222.80 = 1,881.08/x
  3. Step 3: Cross multiply
    3,060.02x = 4,222.80 × 1,881.08
  4. Step 4: Simplify right side
    3,060.02x = 7,943,424.62
  5. Step 5: Solve for x
    x = 7,943,424.62/3,060.02
  6. Step 6: Final answer
    x = 2,595.87

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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.