Home / 7,060.08-9,743.40-3,916.56

Finding the Fourth Proportional to 7,060.08, 9,743.40 and 3,916.56

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Solution

The fourth proportional to 7,060.08, 9,743.40 and 3,916.56 is: 5,405.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.08 : 9,743.40 = 3,916.56 : x
  2. Step 2: Convert to fraction form
    7,060.08/9,743.40 = 3,916.56/x
  3. Step 3: Cross multiply
    7,060.08x = 9,743.40 × 3,916.56
  4. Step 4: Simplify right side
    7,060.08x = 38,160,610.70
  5. Step 5: Solve for x
    x = 38,160,610.70/7,060.08
  6. Step 6: Final answer
    x = 5,405.12

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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.