Home / 9,835.40-13,573.01-5,359.16

Finding the Fourth Proportional to 9,835.40, 13,573.01 and 5,359.16

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Solution

The fourth proportional to 9,835.40, 13,573.01 and 5,359.16 is: 7,395.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,835.40 : 13,573.01 = 5,359.16 : x
  2. Step 2: Convert to fraction form
    9,835.40/13,573.01 = 5,359.16/x
  3. Step 3: Cross multiply
    9,835.40x = 13,573.01 × 5,359.16
  4. Step 4: Simplify right side
    9,835.40x = 72,739,837.61
  5. Step 5: Solve for x
    x = 72,739,837.61/9,835.40
  6. Step 6: Final answer
    x = 7,395.72

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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.