Home / 3,457.08-5,184.54-1,376.51

Finding the Fourth Proportional to 3,457.08, 5,184.54 and 1,376.51

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Solution

The fourth proportional to 3,457.08, 5,184.54 and 1,376.51 is: 2,064.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.08 : 5,184.54 = 1,376.51 : x
  2. Step 2: Convert to fraction form
    3,457.08/5,184.54 = 1,376.51/x
  3. Step 3: Cross multiply
    3,457.08x = 5,184.54 × 1,376.51
  4. Step 4: Simplify right side
    3,457.08x = 7,136,545.23
  5. Step 5: Solve for x
    x = 7,136,545.23/3,457.08
  6. Step 6: Final answer
    x = 2,064.33

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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.