Home / 10,059.47-15,089.39-3,485.87

Finding the Fourth Proportional to 10,059.47, 15,089.39 and 3,485.87

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Solution

The fourth proportional to 10,059.47, 15,089.39 and 3,485.87 is: 5,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,059.47 : 15,089.39 = 3,485.87 : x
  2. Step 2: Convert to fraction form
    10,059.47/15,089.39 = 3,485.87/x
  3. Step 3: Cross multiply
    10,059.47x = 15,089.39 × 3,485.87
  4. Step 4: Simplify right side
    10,059.47x = 52,599,651.92
  5. Step 5: Solve for x
    x = 52,599,651.92/10,059.47
  6. Step 6: Final answer
    x = 5,228.87

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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.