Home / 10,258.21-14,157.36-6,281.95

Finding the Fourth Proportional to 10,258.21, 14,157.36 and 6,281.95

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Solution

The fourth proportional to 10,258.21, 14,157.36 and 6,281.95 is: 8,669.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.21 : 14,157.36 = 6,281.95 : x
  2. Step 2: Convert to fraction form
    10,258.21/14,157.36 = 6,281.95/x
  3. Step 3: Cross multiply
    10,258.21x = 14,157.36 × 6,281.95
  4. Step 4: Simplify right side
    10,258.21x = 88,935,827.65
  5. Step 5: Solve for x
    x = 88,935,827.65/10,258.21
  6. Step 6: Final answer
    x = 8,669.72

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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.