Home / 9,563.88-13,197.18-5,587.30

Finding the Fourth Proportional to 9,563.88, 13,197.18 and 5,587.30

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Solution

The fourth proportional to 9,563.88, 13,197.18 and 5,587.30 is: 7,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,563.88 : 13,197.18 = 5,587.30 : x
  2. Step 2: Convert to fraction form
    9,563.88/13,197.18 = 5,587.30/x
  3. Step 3: Cross multiply
    9,563.88x = 13,197.18 × 5,587.30
  4. Step 4: Simplify right side
    9,563.88x = 73,736,603.81
  5. Step 5: Solve for x
    x = 73,736,603.81/9,563.88
  6. Step 6: Final answer
    x = 7,709.90

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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.