Home / 7,031.19-10,554.93-4,111.59

Finding the Fourth Proportional to 7,031.19, 10,554.93 and 4,111.59

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Solution

The fourth proportional to 7,031.19, 10,554.93 and 4,111.59 is: 6,172.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.19 : 10,554.93 = 4,111.59 : x
  2. Step 2: Convert to fraction form
    7,031.19/10,554.93 = 4,111.59/x
  3. Step 3: Cross multiply
    7,031.19x = 10,554.93 × 4,111.59
  4. Step 4: Simplify right side
    7,031.19x = 43,397,544.64
  5. Step 5: Solve for x
    x = 43,397,544.64/7,031.19
  6. Step 6: Final answer
    x = 6,172.15

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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.