Home / 9,448.98-13,043.80-6,931.06

Finding the Fourth Proportional to 9,448.98, 13,043.80 and 6,931.06

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Solution

The fourth proportional to 9,448.98, 13,043.80 and 6,931.06 is: 9,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,448.98 : 13,043.80 = 6,931.06 : x
  2. Step 2: Convert to fraction form
    9,448.98/13,043.80 = 6,931.06/x
  3. Step 3: Cross multiply
    9,448.98x = 13,043.80 × 6,931.06
  4. Step 4: Simplify right side
    9,448.98x = 90,407,360.43
  5. Step 5: Solve for x
    x = 90,407,360.43/9,448.98
  6. Step 6: Final answer
    x = 9,567.95

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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.