Home / 9,771.78-14,657.55-2,376.24

Finding the Fourth Proportional to 9,771.78, 14,657.55 and 2,376.24

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Solution

The fourth proportional to 9,771.78, 14,657.55 and 2,376.24 is: 3,564.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771.78 : 14,657.55 = 2,376.24 : x
  2. Step 2: Convert to fraction form
    9,771.78/14,657.55 = 2,376.24/x
  3. Step 3: Cross multiply
    9,771.78x = 14,657.55 × 2,376.24
  4. Step 4: Simplify right side
    9,771.78x = 34,829,856.61
  5. Step 5: Solve for x
    x = 34,829,856.61/9,771.78
  6. Step 6: Final answer
    x = 3,564.33

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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.