Home / 7,445.02-11,169.40-5,258.02

Finding the Fourth Proportional to 7,445.02, 11,169.40 and 5,258.02

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Solution

The fourth proportional to 7,445.02, 11,169.40 and 5,258.02 is: 7,888.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.02 : 11,169.40 = 5,258.02 : x
  2. Step 2: Convert to fraction form
    7,445.02/11,169.40 = 5,258.02/x
  3. Step 3: Cross multiply
    7,445.02x = 11,169.40 × 5,258.02
  4. Step 4: Simplify right side
    7,445.02x = 58,728,928.59
  5. Step 5: Solve for x
    x = 58,728,928.59/7,445.02
  6. Step 6: Final answer
    x = 7,888.35

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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.