Home / 5,460.46-8,190.01-1,762.31

Finding the Fourth Proportional to 5,460.46, 8,190.01 and 1,762.31

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Solution

The fourth proportional to 5,460.46, 8,190.01 and 1,762.31 is: 2,643.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.46 : 8,190.01 = 1,762.31 : x
  2. Step 2: Convert to fraction form
    5,460.46/8,190.01 = 1,762.31/x
  3. Step 3: Cross multiply
    5,460.46x = 8,190.01 × 1,762.31
  4. Step 4: Simplify right side
    5,460.46x = 14,433,313.13
  5. Step 5: Solve for x
    x = 14,433,313.13/5,460.46
  6. Step 6: Final answer
    x = 2,643.24

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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.