Home / 2,783.61-3,841.80-1,588.59

Finding the Fourth Proportional to 2,783.61, 3,841.80 and 1,588.59

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Solution

The fourth proportional to 2,783.61, 3,841.80 and 1,588.59 is: 2,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.61 : 3,841.80 = 1,588.59 : x
  2. Step 2: Convert to fraction form
    2,783.61/3,841.80 = 1,588.59/x
  3. Step 3: Cross multiply
    2,783.61x = 3,841.80 × 1,588.59
  4. Step 4: Simplify right side
    2,783.61x = 6,103,045.06
  5. Step 5: Solve for x
    x = 6,103,045.06/2,783.61
  6. Step 6: Final answer
    x = 2,192.49

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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.