Home / 5,376.54-7,425.30-3,702.30

Finding the Fourth Proportional to 5,376.54, 7,425.30 and 3,702.30

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Solution

The fourth proportional to 5,376.54, 7,425.30 and 3,702.30 is: 5,113.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.54 : 7,425.30 = 3,702.30 : x
  2. Step 2: Convert to fraction form
    5,376.54/7,425.30 = 3,702.30/x
  3. Step 3: Cross multiply
    5,376.54x = 7,425.30 × 3,702.30
  4. Step 4: Simplify right side
    5,376.54x = 27,490,688.19
  5. Step 5: Solve for x
    x = 27,490,688.19/5,376.54
  6. Step 6: Final answer
    x = 5,113.08

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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.