Home / 9,421.36-14,126.64-3,574.24

Finding the Fourth Proportional to 9,421.36, 14,126.64 and 3,574.24

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Solution

The fourth proportional to 9,421.36, 14,126.64 and 3,574.24 is: 5,359.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.36 : 14,126.64 = 3,574.24 : x
  2. Step 2: Convert to fraction form
    9,421.36/14,126.64 = 3,574.24/x
  3. Step 3: Cross multiply
    9,421.36x = 14,126.64 × 3,574.24
  4. Step 4: Simplify right side
    9,421.36x = 50,492,001.75
  5. Step 5: Solve for x
    x = 50,492,001.75/9,421.36
  6. Step 6: Final answer
    x = 5,359.31

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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.