Home / 1,541.08-2,136.44-1,457.92

Finding the Fourth Proportional to 1,541.08, 2,136.44 and 1,457.92

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Solution

The fourth proportional to 1,541.08, 2,136.44 and 1,457.92 is: 2,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.08 : 2,136.44 = 1,457.92 : x
  2. Step 2: Convert to fraction form
    1,541.08/2,136.44 = 1,457.92/x
  3. Step 3: Cross multiply
    1,541.08x = 2,136.44 × 1,457.92
  4. Step 4: Simplify right side
    1,541.08x = 3,114,758.60
  5. Step 5: Solve for x
    x = 3,114,758.60/1,541.08
  6. Step 6: Final answer
    x = 2,021.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.