Home / 1,237.58-1,706.60-1,061.16

Finding the Fourth Proportional to 1,237.58, 1,706.60 and 1,061.16

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Solution

The fourth proportional to 1,237.58, 1,706.60 and 1,061.16 is: 1,463.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237.58 : 1,706.60 = 1,061.16 : x
  2. Step 2: Convert to fraction form
    1,237.58/1,706.60 = 1,061.16/x
  3. Step 3: Cross multiply
    1,237.58x = 1,706.60 × 1,061.16
  4. Step 4: Simplify right side
    1,237.58x = 1,810,975.66
  5. Step 5: Solve for x
    x = 1,810,975.66/1,237.58
  6. Step 6: Final answer
    x = 1,463.32

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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.