Home / 2,916.12-4,023.36-2,635.46

Finding the Fourth Proportional to 2,916.12, 4,023.36 and 2,635.46

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Solution

The fourth proportional to 2,916.12, 4,023.36 and 2,635.46 is: 3,636.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.12 : 4,023.36 = 2,635.46 : x
  2. Step 2: Convert to fraction form
    2,916.12/4,023.36 = 2,635.46/x
  3. Step 3: Cross multiply
    2,916.12x = 4,023.36 × 2,635.46
  4. Step 4: Simplify right side
    2,916.12x = 10,603,384.23
  5. Step 5: Solve for x
    x = 10,603,384.23/2,916.12
  6. Step 6: Final answer
    x = 3,636.13

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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.