Home / 11,259.08-15,537.50-6,291.08

Finding the Fourth Proportional to 11,259.08, 15,537.50 and 6,291.08

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Solution

The fourth proportional to 11,259.08, 15,537.50 and 6,291.08 is: 8,681.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.08 : 15,537.50 = 6,291.08 : x
  2. Step 2: Convert to fraction form
    11,259.08/15,537.50 = 6,291.08/x
  3. Step 3: Cross multiply
    11,259.08x = 15,537.50 × 6,291.08
  4. Step 4: Simplify right side
    11,259.08x = 97,747,655.50
  5. Step 5: Solve for x
    x = 97,747,655.50/11,259.08
  6. Step 6: Final answer
    x = 8,681.67

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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.