Home / 9,875.10-13,627.80-5,896.56

Finding the Fourth Proportional to 9,875.10, 13,627.80 and 5,896.56

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Solution

The fourth proportional to 9,875.10, 13,627.80 and 5,896.56 is: 8,137.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,875.10 : 13,627.80 = 5,896.56 : x
  2. Step 2: Convert to fraction form
    9,875.10/13,627.80 = 5,896.56/x
  3. Step 3: Cross multiply
    9,875.10x = 13,627.80 × 5,896.56
  4. Step 4: Simplify right side
    9,875.10x = 80,357,140.37
  5. Step 5: Solve for x
    x = 80,357,140.37/9,875.10
  6. Step 6: Final answer
    x = 8,137.35

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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.