Home / 2,985.33-4,478.01-1,037.07

Finding the Fourth Proportional to 2,985.33, 4,478.01 and 1,037.07

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Solution

The fourth proportional to 2,985.33, 4,478.01 and 1,037.07 is: 1,555.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985.33 : 4,478.01 = 1,037.07 : x
  2. Step 2: Convert to fraction form
    2,985.33/4,478.01 = 1,037.07/x
  3. Step 3: Cross multiply
    2,985.33x = 4,478.01 × 1,037.07
  4. Step 4: Simplify right side
    2,985.33x = 4,644,009.83
  5. Step 5: Solve for x
    x = 4,644,009.83/2,985.33
  6. Step 6: Final answer
    x = 1,555.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.