Home / 9,952.20-14,918.40-4,752

Finding the Fourth Proportional to 9,952.20, 14,918.40 and 4,752

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Solution

The fourth proportional to 9,952.20, 14,918.40 and 4,752 is: 7,123.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,952.20 : 14,918.40 = 4,752 : x
  2. Step 2: Convert to fraction form
    9,952.20/14,918.40 = 4,752/x
  3. Step 3: Cross multiply
    9,952.20x = 14,918.40 × 4,752
  4. Step 4: Simplify right side
    9,952.20x = 70,892,236.80
  5. Step 5: Solve for x
    x = 70,892,236.80/9,952.20
  6. Step 6: Final answer
    x = 7,123.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.