Home / 9,767.21-14,647.76-3,526.40

Finding the Fourth Proportional to 9,767.21, 14,647.76 and 3,526.40

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Solution

The fourth proportional to 9,767.21, 14,647.76 and 3,526.40 is: 5,288.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,767.21 : 14,647.76 = 3,526.40 : x
  2. Step 2: Convert to fraction form
    9,767.21/14,647.76 = 3,526.40/x
  3. Step 3: Cross multiply
    9,767.21x = 14,647.76 × 3,526.40
  4. Step 4: Simplify right side
    9,767.21x = 51,653,860.86
  5. Step 5: Solve for x
    x = 51,653,860.86/9,767.21
  6. Step 6: Final answer
    x = 5,288.50

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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.