Home / 3,096.25-4,644.05-875.03

Finding the Fourth Proportional to 3,096.25, 4,644.05 and 875.03

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Solution

The fourth proportional to 3,096.25, 4,644.05 and 875.03 is: 1,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.25 : 4,644.05 = 875.03 : x
  2. Step 2: Convert to fraction form
    3,096.25/4,644.05 = 875.03/x
  3. Step 3: Cross multiply
    3,096.25x = 4,644.05 × 875.03
  4. Step 4: Simplify right side
    3,096.25x = 4,063,683.07
  5. Step 5: Solve for x
    x = 4,063,683.07/3,096.25
  6. Step 6: Final answer
    x = 1,312.45

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1.5x scale

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.