Home / 9,450.13-13,041.18-5,471.45

Finding the Fourth Proportional to 9,450.13, 13,041.18 and 5,471.45

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Solution

The fourth proportional to 9,450.13, 13,041.18 and 5,471.45 is: 7,550.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,450.13 : 13,041.18 = 5,471.45 : x
  2. Step 2: Convert to fraction form
    9,450.13/13,041.18 = 5,471.45/x
  3. Step 3: Cross multiply
    9,450.13x = 13,041.18 × 5,471.45
  4. Step 4: Simplify right side
    9,450.13x = 71,354,164.31
  5. Step 5: Solve for x
    x = 71,354,164.31/9,450.13
  6. Step 6: Final answer
    x = 7,550.60

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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.