Home / 9,389.36-12,952.08-6,028.40

Finding the Fourth Proportional to 9,389.36, 12,952.08 and 6,028.40

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Solution

The fourth proportional to 9,389.36, 12,952.08 and 6,028.40 is: 8,315.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389.36 : 12,952.08 = 6,028.40 : x
  2. Step 2: Convert to fraction form
    9,389.36/12,952.08 = 6,028.40/x
  3. Step 3: Cross multiply
    9,389.36x = 12,952.08 × 6,028.40
  4. Step 4: Simplify right side
    9,389.36x = 78,080,254.31
  5. Step 5: Solve for x
    x = 78,080,254.31/9,389.36
  6. Step 6: Final answer
    x = 8,315.83

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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.