Home / 7,024.39-10,485.34-6,137.65

Finding the Fourth Proportional to 7,024.39, 10,485.34 and 6,137.65

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Solution

The fourth proportional to 7,024.39, 10,485.34 and 6,137.65 is: 9,161.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,024.39 : 10,485.34 = 6,137.65 : x
  2. Step 2: Convert to fraction form
    7,024.39/10,485.34 = 6,137.65/x
  3. Step 3: Cross multiply
    7,024.39x = 10,485.34 × 6,137.65
  4. Step 4: Simplify right side
    7,024.39x = 64,355,329.15
  5. Step 5: Solve for x
    x = 64,355,329.15/7,024.39
  6. Step 6: Final answer
    x = 9,161.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.