Home / 9,438.23-14,157.54-3,434.10

Finding the Fourth Proportional to 9,438.23, 14,157.54 and 3,434.10

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Solution

The fourth proportional to 9,438.23, 14,157.54 and 3,434.10 is: 5,151.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.23 : 14,157.54 = 3,434.10 : x
  2. Step 2: Convert to fraction form
    9,438.23/14,157.54 = 3,434.10/x
  3. Step 3: Cross multiply
    9,438.23x = 14,157.54 × 3,434.10
  4. Step 4: Simplify right side
    9,438.23x = 48,618,408.11
  5. Step 5: Solve for x
    x = 48,618,408.11/9,438.23
  6. Step 6: Final answer
    x = 5,151.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.