Home / 1,056.11-1,457.34-614.03

Finding the Fourth Proportional to 1,056.11, 1,457.34 and 614.03

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Solution

The fourth proportional to 1,056.11, 1,457.34 and 614.03 is: 847.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056.11 : 1,457.34 = 614.03 : x
  2. Step 2: Convert to fraction form
    1,056.11/1,457.34 = 614.03/x
  3. Step 3: Cross multiply
    1,056.11x = 1,457.34 × 614.03
  4. Step 4: Simplify right side
    1,056.11x = 894,855.66
  5. Step 5: Solve for x
    x = 894,855.66/1,056.11
  6. Step 6: Final answer
    x = 847.31

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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.