Home / 2,783.49-3,841.63-1,588.47

Finding the Fourth Proportional to 2,783.49, 3,841.63 and 1,588.47

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Solution

The fourth proportional to 2,783.49, 3,841.63 and 1,588.47 is: 2,192.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.49 : 3,841.63 = 1,588.47 : x
  2. Step 2: Convert to fraction form
    2,783.49/3,841.63 = 1,588.47/x
  3. Step 3: Cross multiply
    2,783.49x = 3,841.63 × 1,588.47
  4. Step 4: Simplify right side
    2,783.49x = 6,102,294.80
  5. Step 5: Solve for x
    x = 6,102,294.80/2,783.49
  6. Step 6: Final answer
    x = 2,192.32

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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.