Home / 8,013.40-11,054.46-5,360.92

Finding the Fourth Proportional to 8,013.40, 11,054.46 and 5,360.92

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Solution

The fourth proportional to 8,013.40, 11,054.46 and 5,360.92 is: 7,395.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.40 : 11,054.46 = 5,360.92 : x
  2. Step 2: Convert to fraction form
    8,013.40/11,054.46 = 5,360.92/x
  3. Step 3: Cross multiply
    8,013.40x = 11,054.46 × 5,360.92
  4. Step 4: Simplify right side
    8,013.40x = 59,262,075.70
  5. Step 5: Solve for x
    x = 59,262,075.70/8,013.40
  6. Step 6: Final answer
    x = 7,395.37

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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.