Home / 9,027.18-12,448.80-7,037.10

Finding the Fourth Proportional to 9,027.18, 12,448.80 and 7,037.10

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Solution

The fourth proportional to 9,027.18, 12,448.80 and 7,037.10 is: 9,704.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027.18 : 12,448.80 = 7,037.10 : x
  2. Step 2: Convert to fraction form
    9,027.18/12,448.80 = 7,037.10/x
  3. Step 3: Cross multiply
    9,027.18x = 12,448.80 × 7,037.10
  4. Step 4: Simplify right side
    9,027.18x = 87,603,450.48
  5. Step 5: Solve for x
    x = 87,603,450.48/9,027.18
  6. Step 6: Final answer
    x = 9,704.41

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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.