Home / 9,948.48-14,923.20-5,271.36

Finding the Fourth Proportional to 9,948.48, 14,923.20 and 5,271.36

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Solution

The fourth proportional to 9,948.48, 14,923.20 and 5,271.36 is: 7,907.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,948.48 : 14,923.20 = 5,271.36 : x
  2. Step 2: Convert to fraction form
    9,948.48/14,923.20 = 5,271.36/x
  3. Step 3: Cross multiply
    9,948.48x = 14,923.20 × 5,271.36
  4. Step 4: Simplify right side
    9,948.48x = 78,665,559.55
  5. Step 5: Solve for x
    x = 78,665,559.55/9,948.48
  6. Step 6: Final answer
    x = 7,907.29

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1.5x scale

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.