Home / 9,555.60-13,184.42-5,574.44

Finding the Fourth Proportional to 9,555.60, 13,184.42 and 5,574.44

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Solution

The fourth proportional to 9,555.60, 13,184.42 and 5,574.44 is: 7,691.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.60 : 13,184.42 = 5,574.44 : x
  2. Step 2: Convert to fraction form
    9,555.60/13,184.42 = 5,574.44/x
  3. Step 3: Cross multiply
    9,555.60x = 13,184.42 × 5,574.44
  4. Step 4: Simplify right side
    9,555.60x = 73,495,758.22
  5. Step 5: Solve for x
    x = 73,495,758.22/9,555.60
  6. Step 6: Final answer
    x = 7,691.38

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Half scale
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Double scale
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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.