Home / 9,438.86-13,024.61-5,459.20

Finding the Fourth Proportional to 9,438.86, 13,024.61 and 5,459.20

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Solution

The fourth proportional to 9,438.86, 13,024.61 and 5,459.20 is: 7,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.86 : 13,024.61 = 5,459.20 : x
  2. Step 2: Convert to fraction form
    9,438.86/13,024.61 = 5,459.20/x
  3. Step 3: Cross multiply
    9,438.86x = 13,024.61 × 5,459.20
  4. Step 4: Simplify right side
    9,438.86x = 71,103,942.23
  5. Step 5: Solve for x
    x = 71,103,942.23/9,438.86
  6. Step 6: Final answer
    x = 7,533.10

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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.