Home / 5,374.40-7,416.96-3,017.28

Finding the Fourth Proportional to 5,374.40, 7,416.96 and 3,017.28

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Solution

The fourth proportional to 5,374.40, 7,416.96 and 3,017.28 is: 4,164.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.40 : 7,416.96 = 3,017.28 : x
  2. Step 2: Convert to fraction form
    5,374.40/7,416.96 = 3,017.28/x
  3. Step 3: Cross multiply
    5,374.40x = 7,416.96 × 3,017.28
  4. Step 4: Simplify right side
    5,374.40x = 22,379,045.07
  5. Step 5: Solve for x
    x = 22,379,045.07/5,374.40
  6. Step 6: Final answer
    x = 4,164.01

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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.