Home / 7,455.15-10,289.37-4,313.16

Finding the Fourth Proportional to 7,455.15, 10,289.37 and 4,313.16

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Solution

The fourth proportional to 7,455.15, 10,289.37 and 4,313.16 is: 5,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.15 : 10,289.37 = 4,313.16 : x
  2. Step 2: Convert to fraction form
    7,455.15/10,289.37 = 4,313.16/x
  3. Step 3: Cross multiply
    7,455.15x = 10,289.37 × 4,313.16
  4. Step 4: Simplify right side
    7,455.15x = 44,379,699.11
  5. Step 5: Solve for x
    x = 44,379,699.11/7,455.15
  6. Step 6: Final answer
    x = 5,952.89

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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.