Home / 9,422.29-14,130.19-4,740.49

Finding the Fourth Proportional to 9,422.29, 14,130.19 and 4,740.49

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Solution

The fourth proportional to 9,422.29, 14,130.19 and 4,740.49 is: 7,109.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.29 : 14,130.19 = 4,740.49 : x
  2. Step 2: Convert to fraction form
    9,422.29/14,130.19 = 4,740.49/x
  3. Step 3: Cross multiply
    9,422.29x = 14,130.19 × 4,740.49
  4. Step 4: Simplify right side
    9,422.29x = 66,984,024.39
  5. Step 5: Solve for x
    x = 66,984,024.39/9,422.29
  6. Step 6: Final answer
    x = 7,109.10

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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.