Home / 9,168.24-12,646.44-5,582.28

Finding the Fourth Proportional to 9,168.24, 12,646.44 and 5,582.28

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Solution

The fourth proportional to 9,168.24, 12,646.44 and 5,582.28 is: 7,700.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.24 : 12,646.44 = 5,582.28 : x
  2. Step 2: Convert to fraction form
    9,168.24/12,646.44 = 5,582.28/x
  3. Step 3: Cross multiply
    9,168.24x = 12,646.44 × 5,582.28
  4. Step 4: Simplify right side
    9,168.24x = 70,595,969.08
  5. Step 5: Solve for x
    x = 70,595,969.08/9,168.24
  6. Step 6: Final answer
    x = 7,700.06

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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.