Home / 4,678.81-7,014.49-2,702.19

Finding the Fourth Proportional to 4,678.81, 7,014.49 and 2,702.19

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Solution

The fourth proportional to 4,678.81, 7,014.49 and 2,702.19 is: 4,051.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.81 : 7,014.49 = 2,702.19 : x
  2. Step 2: Convert to fraction form
    4,678.81/7,014.49 = 2,702.19/x
  3. Step 3: Cross multiply
    4,678.81x = 7,014.49 × 2,702.19
  4. Step 4: Simplify right side
    4,678.81x = 18,954,484.73
  5. Step 5: Solve for x
    x = 18,954,484.73/4,678.81
  6. Step 6: Final answer
    x = 4,051.13

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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.