Home / 9,993.40-14,988.78-2,598.37

Finding the Fourth Proportional to 9,993.40, 14,988.78 and 2,598.37

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Solution

The fourth proportional to 9,993.40, 14,988.78 and 2,598.37 is: 3,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993.40 : 14,988.78 = 2,598.37 : x
  2. Step 2: Convert to fraction form
    9,993.40/14,988.78 = 2,598.37/x
  3. Step 3: Cross multiply
    9,993.40x = 14,988.78 × 2,598.37
  4. Step 4: Simplify right side
    9,993.40x = 38,946,396.29
  5. Step 5: Solve for x
    x = 38,946,396.29/9,993.40
  6. Step 6: Final answer
    x = 3,897.21

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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.