Home / 1,501.13-2,069.08-1,003.59

Finding the Fourth Proportional to 1,501.13, 2,069.08 and 1,003.59

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Solution

The fourth proportional to 1,501.13, 2,069.08 and 1,003.59 is: 1,383.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.13 : 2,069.08 = 1,003.59 : x
  2. Step 2: Convert to fraction form
    1,501.13/2,069.08 = 1,003.59/x
  3. Step 3: Cross multiply
    1,501.13x = 2,069.08 × 1,003.59
  4. Step 4: Simplify right side
    1,501.13x = 2,076,492.63
  5. Step 5: Solve for x
    x = 2,076,492.63/1,501.13
  6. Step 6: Final answer
    x = 1,383.29

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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.