Home / 9,564.88-13,199.23-5,315.92

Finding the Fourth Proportional to 9,564.88, 13,199.23 and 5,315.92

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Solution

The fourth proportional to 9,564.88, 13,199.23 and 5,315.92 is: 7,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,564.88 : 13,199.23 = 5,315.92 : x
  2. Step 2: Convert to fraction form
    9,564.88/13,199.23 = 5,315.92/x
  3. Step 3: Cross multiply
    9,564.88x = 13,199.23 × 5,315.92
  4. Step 4: Simplify right side
    9,564.88x = 70,166,050.74
  5. Step 5: Solve for x
    x = 70,166,050.74/9,564.88
  6. Step 6: Final answer
    x = 7,335.80

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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.