Home / 9,034.21-12,465.57-5,205.25

Finding the Fourth Proportional to 9,034.21, 12,465.57 and 5,205.25

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Solution

The fourth proportional to 9,034.21, 12,465.57 and 5,205.25 is: 7,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,034.21 : 12,465.57 = 5,205.25 : x
  2. Step 2: Convert to fraction form
    9,034.21/12,465.57 = 5,205.25/x
  3. Step 3: Cross multiply
    9,034.21x = 12,465.57 × 5,205.25
  4. Step 4: Simplify right side
    9,034.21x = 64,886,408.24
  5. Step 5: Solve for x
    x = 64,886,408.24/9,034.21
  6. Step 6: Final answer
    x = 7,182.30

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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.