Home / 5,602.08-7,725.84-3,506.40

Finding the Fourth Proportional to 5,602.08, 7,725.84 and 3,506.40

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Solution

The fourth proportional to 5,602.08, 7,725.84 and 3,506.40 is: 4,835.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,602.08 : 7,725.84 = 3,506.40 : x
  2. Step 2: Convert to fraction form
    5,602.08/7,725.84 = 3,506.40/x
  3. Step 3: Cross multiply
    5,602.08x = 7,725.84 × 3,506.40
  4. Step 4: Simplify right side
    5,602.08x = 27,089,885.38
  5. Step 5: Solve for x
    x = 27,089,885.38/5,602.08
  6. Step 6: Final answer
    x = 4,835.68

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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.