Home / 10,263.16-14,159.94-6,280.12

Finding the Fourth Proportional to 10,263.16, 14,159.94 and 6,280.12

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Solution

The fourth proportional to 10,263.16, 14,159.94 and 6,280.12 is: 8,664.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.16 : 14,159.94 = 6,280.12 : x
  2. Step 2: Convert to fraction form
    10,263.16/14,159.94 = 6,280.12/x
  3. Step 3: Cross multiply
    10,263.16x = 14,159.94 × 6,280.12
  4. Step 4: Simplify right side
    10,263.16x = 88,926,122.39
  5. Step 5: Solve for x
    x = 88,926,122.39/10,263.16
  6. Step 6: Final answer
    x = 8,664.59

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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.