Home / 1,504.31-2,256.47-1,424.34

Finding the Fourth Proportional to 1,504.31, 2,256.47 and 1,424.34

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Solution

The fourth proportional to 1,504.31, 2,256.47 and 1,424.34 is: 2,136.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.31 : 2,256.47 = 1,424.34 : x
  2. Step 2: Convert to fraction form
    1,504.31/2,256.47 = 1,424.34/x
  3. Step 3: Cross multiply
    1,504.31x = 2,256.47 × 1,424.34
  4. Step 4: Simplify right side
    1,504.31x = 3,213,973.36
  5. Step 5: Solve for x
    x = 3,213,973.36/1,504.31
  6. Step 6: Final answer
    x = 2,136.52

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Similar ratio
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1.5x scale

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.