Home / 4,965.79-6,851.07-2,948.74

Finding the Fourth Proportional to 4,965.79, 6,851.07 and 2,948.74

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Solution

The fourth proportional to 4,965.79, 6,851.07 and 2,948.74 is: 4,068.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.79 : 6,851.07 = 2,948.74 : x
  2. Step 2: Convert to fraction form
    4,965.79/6,851.07 = 2,948.74/x
  3. Step 3: Cross multiply
    4,965.79x = 6,851.07 × 2,948.74
  4. Step 4: Simplify right side
    4,965.79x = 20,202,024.15
  5. Step 5: Solve for x
    x = 20,202,024.15/4,965.79
  6. Step 6: Final answer
    x = 4,068.24

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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.