Home / 10,851.05-14,972.85-6,376.25

Finding the Fourth Proportional to 10,851.05, 14,972.85 and 6,376.25

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Solution

The fourth proportional to 10,851.05, 14,972.85 and 6,376.25 is: 8,798.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.05 : 14,972.85 = 6,376.25 : x
  2. Step 2: Convert to fraction form
    10,851.05/14,972.85 = 6,376.25/x
  3. Step 3: Cross multiply
    10,851.05x = 14,972.85 × 6,376.25
  4. Step 4: Simplify right side
    10,851.05x = 95,470,559.95
  5. Step 5: Solve for x
    x = 95,470,559.95/10,851.05
  6. Step 6: Final answer
    x = 8,798.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.