Home / 10,508.16-14,499.62-6,734.72

Finding the Fourth Proportional to 10,508.16, 14,499.62 and 6,734.72

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Solution

The fourth proportional to 10,508.16, 14,499.62 and 6,734.72 is: 9,292.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508.16 : 14,499.62 = 6,734.72 : x
  2. Step 2: Convert to fraction form
    10,508.16/14,499.62 = 6,734.72/x
  3. Step 3: Cross multiply
    10,508.16x = 14,499.62 × 6,734.72
  4. Step 4: Simplify right side
    10,508.16x = 97,650,880.81
  5. Step 5: Solve for x
    x = 97,650,880.81/10,508.16
  6. Step 6: Final answer
    x = 9,292.86

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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.