Home / 4,345.08-6,511.05-2,878.98

Finding the Fourth Proportional to 4,345.08, 6,511.05 and 2,878.98

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Solution

The fourth proportional to 4,345.08, 6,511.05 and 2,878.98 is: 4,314.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.08 : 6,511.05 = 2,878.98 : x
  2. Step 2: Convert to fraction form
    4,345.08/6,511.05 = 2,878.98/x
  3. Step 3: Cross multiply
    4,345.08x = 6,511.05 × 2,878.98
  4. Step 4: Simplify right side
    4,345.08x = 18,745,182.73
  5. Step 5: Solve for x
    x = 18,745,182.73/4,345.08
  6. Step 6: Final answer
    x = 4,314.12

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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.