Home / 4,938.12-7,407.63-1,560.69

Finding the Fourth Proportional to 4,938.12, 7,407.63 and 1,560.69

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Solution

The fourth proportional to 4,938.12, 7,407.63 and 1,560.69 is: 2,341.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.12 : 7,407.63 = 1,560.69 : x
  2. Step 2: Convert to fraction form
    4,938.12/7,407.63 = 1,560.69/x
  3. Step 3: Cross multiply
    4,938.12x = 7,407.63 × 1,560.69
  4. Step 4: Simplify right side
    4,938.12x = 11,561,014.06
  5. Step 5: Solve for x
    x = 11,561,014.06/4,938.12
  6. Step 6: Final answer
    x = 2,341.18

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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.