Home / 9,823.08-14,720.54-7,621.48

Finding the Fourth Proportional to 9,823.08, 14,720.54 and 7,621.48

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Solution

The fourth proportional to 9,823.08, 14,720.54 and 7,621.48 is: 11,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,823.08 : 14,720.54 = 7,621.48 : x
  2. Step 2: Convert to fraction form
    9,823.08/14,720.54 = 7,621.48/x
  3. Step 3: Cross multiply
    9,823.08x = 14,720.54 × 7,621.48
  4. Step 4: Simplify right side
    9,823.08x = 112,192,301.20
  5. Step 5: Solve for x
    x = 112,192,301.20/9,823.08
  6. Step 6: Final answer
    x = 11,421.30

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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.