Home / 8,723.16-12,038.09-4,744.37

Finding the Fourth Proportional to 8,723.16, 12,038.09 and 4,744.37

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Solution

The fourth proportional to 8,723.16, 12,038.09 and 4,744.37 is: 6,547.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.16 : 12,038.09 = 4,744.37 : x
  2. Step 2: Convert to fraction form
    8,723.16/12,038.09 = 4,744.37/x
  3. Step 3: Cross multiply
    8,723.16x = 12,038.09 × 4,744.37
  4. Step 4: Simplify right side
    8,723.16x = 57,113,159.43
  5. Step 5: Solve for x
    x = 57,113,159.43/8,723.16
  6. Step 6: Final answer
    x = 6,547.30

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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.