Home / 4,486.08-6,718.68-4,330.35

Finding the Fourth Proportional to 4,486.08, 6,718.68 and 4,330.35

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Solution

The fourth proportional to 4,486.08, 6,718.68 and 4,330.35 is: 6,485.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.08 : 6,718.68 = 4,330.35 : x
  2. Step 2: Convert to fraction form
    4,486.08/6,718.68 = 4,330.35/x
  3. Step 3: Cross multiply
    4,486.08x = 6,718.68 × 4,330.35
  4. Step 4: Simplify right side
    4,486.08x = 29,094,235.94
  5. Step 5: Solve for x
    x = 29,094,235.94/4,486.08
  6. Step 6: Final answer
    x = 6,485.45

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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.