Home / 7,050.40-9,718.26-5,555.84

Finding the Fourth Proportional to 7,050.40, 9,718.26 and 5,555.84

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Solution

The fourth proportional to 7,050.40, 9,718.26 and 5,555.84 is: 7,658.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.40 : 9,718.26 = 5,555.84 : x
  2. Step 2: Convert to fraction form
    7,050.40/9,718.26 = 5,555.84/x
  3. Step 3: Cross multiply
    7,050.40x = 9,718.26 × 5,555.84
  4. Step 4: Simplify right side
    7,050.40x = 53,993,097.64
  5. Step 5: Solve for x
    x = 53,993,097.64/7,050.40
  6. Step 6: Final answer
    x = 7,658.16

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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.