Home / 4,718.16-6,511.32-2,830.32

Finding the Fourth Proportional to 4,718.16, 6,511.32 and 2,830.32

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Solution

The fourth proportional to 4,718.16, 6,511.32 and 2,830.32 is: 3,906.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.16 : 6,511.32 = 2,830.32 : x
  2. Step 2: Convert to fraction form
    4,718.16/6,511.32 = 2,830.32/x
  3. Step 3: Cross multiply
    4,718.16x = 6,511.32 × 2,830.32
  4. Step 4: Simplify right side
    4,718.16x = 18,429,119.22
  5. Step 5: Solve for x
    x = 18,429,119.22/4,718.16
  6. Step 6: Final answer
    x = 3,906.00

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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.