Home / 1,364.29-2,047.54-975.22

Finding the Fourth Proportional to 1,364.29, 2,047.54 and 975.22

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Solution

The fourth proportional to 1,364.29, 2,047.54 and 975.22 is: 1,463.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364.29 : 2,047.54 = 975.22 : x
  2. Step 2: Convert to fraction form
    1,364.29/2,047.54 = 975.22/x
  3. Step 3: Cross multiply
    1,364.29x = 2,047.54 × 975.22
  4. Step 4: Simplify right side
    1,364.29x = 1,996,801.96
  5. Step 5: Solve for x
    x = 1,996,801.96/1,364.29
  6. Step 6: Final answer
    x = 1,463.62

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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.