Home / 4,681.56-6,458.70-2,910

Finding the Fourth Proportional to 4,681.56, 6,458.70 and 2,910

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Solution

The fourth proportional to 4,681.56, 6,458.70 and 2,910 is: 4,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.56 : 6,458.70 = 2,910 : x
  2. Step 2: Convert to fraction form
    4,681.56/6,458.70 = 2,910/x
  3. Step 3: Cross multiply
    4,681.56x = 6,458.70 × 2,910
  4. Step 4: Simplify right side
    4,681.56x = 18,794,817
  5. Step 5: Solve for x
    x = 18,794,817/4,681.56
  6. Step 6: Final answer
    x = 4,014.65

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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.