Home / 4,827.35-6,663.69-4,085.16

Finding the Fourth Proportional to 4,827.35, 6,663.69 and 4,085.16

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Solution

The fourth proportional to 4,827.35, 6,663.69 and 4,085.16 is: 5,639.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.35 : 6,663.69 = 4,085.16 : x
  2. Step 2: Convert to fraction form
    4,827.35/6,663.69 = 4,085.16/x
  3. Step 3: Cross multiply
    4,827.35x = 6,663.69 × 4,085.16
  4. Step 4: Simplify right side
    4,827.35x = 27,222,239.84
  5. Step 5: Solve for x
    x = 27,222,239.84/4,827.35
  6. Step 6: Final answer
    x = 5,639.17

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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.