Home / 5,256.18-7,885.65-1,969.53

Finding the Fourth Proportional to 5,256.18, 7,885.65 and 1,969.53

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Solution

The fourth proportional to 5,256.18, 7,885.65 and 1,969.53 is: 2,954.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.18 : 7,885.65 = 1,969.53 : x
  2. Step 2: Convert to fraction form
    5,256.18/7,885.65 = 1,969.53/x
  3. Step 3: Cross multiply
    5,256.18x = 7,885.65 × 1,969.53
  4. Step 4: Simplify right side
    5,256.18x = 15,531,024.24
  5. Step 5: Solve for x
    x = 15,531,024.24/5,256.18
  6. Step 6: Final answer
    x = 2,954.81

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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.