Home / 8,935.23-12,305.65-8,741.51

Finding the Fourth Proportional to 8,935.23, 12,305.65 and 8,741.51

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Solution

The fourth proportional to 8,935.23, 12,305.65 and 8,741.51 is: 12,038.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.23 : 12,305.65 = 8,741.51 : x
  2. Step 2: Convert to fraction form
    8,935.23/12,305.65 = 8,741.51/x
  3. Step 3: Cross multiply
    8,935.23x = 12,305.65 × 8,741.51
  4. Step 4: Simplify right side
    8,935.23x = 107,569,951.71
  5. Step 5: Solve for x
    x = 107,569,951.71/8,935.23
  6. Step 6: Final answer
    x = 12,038.86

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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.