Home / 1,506.78-2,076.93-1,063.98

Finding the Fourth Proportional to 1,506.78, 2,076.93 and 1,063.98

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Solution

The fourth proportional to 1,506.78, 2,076.93 and 1,063.98 is: 1,466.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506.78 : 2,076.93 = 1,063.98 : x
  2. Step 2: Convert to fraction form
    1,506.78/2,076.93 = 1,063.98/x
  3. Step 3: Cross multiply
    1,506.78x = 2,076.93 × 1,063.98
  4. Step 4: Simplify right side
    1,506.78x = 2,209,811.98
  5. Step 5: Solve for x
    x = 2,209,811.98/1,506.78
  6. Step 6: Final answer
    x = 1,466.58

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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.