Home / 7,055.46-9,736.58-4,071.42

Finding the Fourth Proportional to 7,055.46, 9,736.58 and 4,071.42

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Solution

The fourth proportional to 7,055.46, 9,736.58 and 4,071.42 is: 5,618.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.46 : 9,736.58 = 4,071.42 : x
  2. Step 2: Convert to fraction form
    7,055.46/9,736.58 = 4,071.42/x
  3. Step 3: Cross multiply
    7,055.46x = 9,736.58 × 4,071.42
  4. Step 4: Simplify right side
    7,055.46x = 39,641,686.19
  5. Step 5: Solve for x
    x = 39,641,686.19/7,055.46
  6. Step 6: Final answer
    x = 5,618.58

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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.