Home / 9,844.80-13,585.60-5,368.55

Finding the Fourth Proportional to 9,844.80, 13,585.60 and 5,368.55

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Solution

The fourth proportional to 9,844.80, 13,585.60 and 5,368.55 is: 7,408.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,844.80 : 13,585.60 = 5,368.55 : x
  2. Step 2: Convert to fraction form
    9,844.80/13,585.60 = 5,368.55/x
  3. Step 3: Cross multiply
    9,844.80x = 13,585.60 × 5,368.55
  4. Step 4: Simplify right side
    9,844.80x = 72,935,011.19
  5. Step 5: Solve for x
    x = 72,935,011.19/9,844.80
  6. Step 6: Final answer
    x = 7,408.48

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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.