Home / 1,829.08-2,523.38-1,129.24

Finding the Fourth Proportional to 1,829.08, 2,523.38 and 1,129.24

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Solution

The fourth proportional to 1,829.08, 2,523.38 and 1,129.24 is: 1,557.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.08 : 2,523.38 = 1,129.24 : x
  2. Step 2: Convert to fraction form
    1,829.08/2,523.38 = 1,129.24/x
  3. Step 3: Cross multiply
    1,829.08x = 2,523.38 × 1,129.24
  4. Step 4: Simplify right side
    1,829.08x = 2,849,501.63
  5. Step 5: Solve for x
    x = 2,849,501.63/1,829.08
  6. Step 6: Final answer
    x = 1,557.89

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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.