Home / 9,416.53-12,995.21-5,224.81

Finding the Fourth Proportional to 9,416.53, 12,995.21 and 5,224.81

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Solution

The fourth proportional to 9,416.53, 12,995.21 and 5,224.81 is: 7,210.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.53 : 12,995.21 = 5,224.81 : x
  2. Step 2: Convert to fraction form
    9,416.53/12,995.21 = 5,224.81/x
  3. Step 3: Cross multiply
    9,416.53x = 12,995.21 × 5,224.81
  4. Step 4: Simplify right side
    9,416.53x = 67,897,477.04
  5. Step 5: Solve for x
    x = 67,897,477.04/9,416.53
  6. Step 6: Final answer
    x = 7,210.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.