Home / 9,306.51-12,842.99-5,114.76

Finding the Fourth Proportional to 9,306.51, 12,842.99 and 5,114.76

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Solution

The fourth proportional to 9,306.51, 12,842.99 and 5,114.76 is: 7,058.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.51 : 12,842.99 = 5,114.76 : x
  2. Step 2: Convert to fraction form
    9,306.51/12,842.99 = 5,114.76/x
  3. Step 3: Cross multiply
    9,306.51x = 12,842.99 × 5,114.76
  4. Step 4: Simplify right side
    9,306.51x = 65,688,811.53
  5. Step 5: Solve for x
    x = 65,688,811.53/9,306.51
  6. Step 6: Final answer
    x = 7,058.37

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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.