Home / 9,847.17-13,589.10-5,370.84

Finding the Fourth Proportional to 9,847.17, 13,589.10 and 5,370.84

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Solution

The fourth proportional to 9,847.17, 13,589.10 and 5,370.84 is: 7,411.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,847.17 : 13,589.10 = 5,370.84 : x
  2. Step 2: Convert to fraction form
    9,847.17/13,589.10 = 5,370.84/x
  3. Step 3: Cross multiply
    9,847.17x = 13,589.10 × 5,370.84
  4. Step 4: Simplify right side
    9,847.17x = 72,984,881.84
  5. Step 5: Solve for x
    x = 72,984,881.84/9,847.17
  6. Step 6: Final answer
    x = 7,411.76

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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.