Home / 8,938.08-13,407.76-2,364.19

Finding the Fourth Proportional to 8,938.08, 13,407.76 and 2,364.19

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Solution

The fourth proportional to 8,938.08, 13,407.76 and 2,364.19 is: 3,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938.08 : 13,407.76 = 2,364.19 : x
  2. Step 2: Convert to fraction form
    8,938.08/13,407.76 = 2,364.19/x
  3. Step 3: Cross multiply
    8,938.08x = 13,407.76 × 2,364.19
  4. Step 4: Simplify right side
    8,938.08x = 31,698,461.55
  5. Step 5: Solve for x
    x = 31,698,461.55/8,938.08
  6. Step 6: Final answer
    x = 3,546.45

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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.