Home / 4,686.12-6,465.44-2,916.28

Finding the Fourth Proportional to 4,686.12, 6,465.44 and 2,916.28

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Solution

The fourth proportional to 4,686.12, 6,465.44 and 2,916.28 is: 4,023.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.12 : 6,465.44 = 2,916.28 : x
  2. Step 2: Convert to fraction form
    4,686.12/6,465.44 = 2,916.28/x
  3. Step 3: Cross multiply
    4,686.12x = 6,465.44 × 2,916.28
  4. Step 4: Simplify right side
    4,686.12x = 18,855,033.36
  5. Step 5: Solve for x
    x = 18,855,033.36/4,686.12
  6. Step 6: Final answer
    x = 4,023.59

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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.