Home / 10,317.60-14,239.08-6,283.98

Finding the Fourth Proportional to 10,317.60, 14,239.08 and 6,283.98

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Solution

The fourth proportional to 10,317.60, 14,239.08 and 6,283.98 is: 8,672.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.60 : 14,239.08 = 6,283.98 : x
  2. Step 2: Convert to fraction form
    10,317.60/14,239.08 = 6,283.98/x
  3. Step 3: Cross multiply
    10,317.60x = 14,239.08 × 6,283.98
  4. Step 4: Simplify right side
    10,317.60x = 89,478,093.94
  5. Step 5: Solve for x
    x = 89,478,093.94/10,317.60
  6. Step 6: Final answer
    x = 8,672.37

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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.