Home / 1,457.02-2,185.35-591.34

Finding the Fourth Proportional to 1,457.02, 2,185.35 and 591.34

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Solution

The fourth proportional to 1,457.02, 2,185.35 and 591.34 is: 886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457.02 : 2,185.35 = 591.34 : x
  2. Step 2: Convert to fraction form
    1,457.02/2,185.35 = 591.34/x
  3. Step 3: Cross multiply
    1,457.02x = 2,185.35 × 591.34
  4. Step 4: Simplify right side
    1,457.02x = 1,292,284.87
  5. Step 5: Solve for x
    x = 1,292,284.87/1,457.02
  6. Step 6: Final answer
    x = 886.94

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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.