Home / 9,853.40-13,597.96-5,377.24

Finding the Fourth Proportional to 9,853.40, 13,597.96 and 5,377.24

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Solution

The fourth proportional to 9,853.40, 13,597.96 and 5,377.24 is: 7,420.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853.40 : 13,597.96 = 5,377.24 : x
  2. Step 2: Convert to fraction form
    9,853.40/13,597.96 = 5,377.24/x
  3. Step 3: Cross multiply
    9,853.40x = 13,597.96 × 5,377.24
  4. Step 4: Simplify right side
    9,853.40x = 73,119,494.43
  5. Step 5: Solve for x
    x = 73,119,494.43/9,853.40
  6. Step 6: Final answer
    x = 7,420.74

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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.