Home / 9,941.58-14,971.55-8,658.54

Finding the Fourth Proportional to 9,941.58, 14,971.55 and 8,658.54

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Solution

The fourth proportional to 9,941.58, 14,971.55 and 8,658.54 is: 13,039.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941.58 : 14,971.55 = 8,658.54 : x
  2. Step 2: Convert to fraction form
    9,941.58/14,971.55 = 8,658.54/x
  3. Step 3: Cross multiply
    9,941.58x = 14,971.55 × 8,658.54
  4. Step 4: Simplify right side
    9,941.58x = 129,631,721.24
  5. Step 5: Solve for x
    x = 129,631,721.24/9,941.58
  6. Step 6: Final answer
    x = 13,039.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.