Home / 9,403.78-14,110.26-6,648.16

Finding the Fourth Proportional to 9,403.78, 14,110.26 and 6,648.16

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Solution

The fourth proportional to 9,403.78, 14,110.26 and 6,648.16 is: 9,975.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.78 : 14,110.26 = 6,648.16 : x
  2. Step 2: Convert to fraction form
    9,403.78/14,110.26 = 6,648.16/x
  3. Step 3: Cross multiply
    9,403.78x = 14,110.26 × 6,648.16
  4. Step 4: Simplify right side
    9,403.78x = 93,807,266.12
  5. Step 5: Solve for x
    x = 93,807,266.12/9,403.78
  6. Step 6: Final answer
    x = 9,975.48

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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.