Home / 9,890.26-14,904.19-8,953.50

Finding the Fourth Proportional to 9,890.26, 14,904.19 and 8,953.50

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Solution

The fourth proportional to 9,890.26, 14,904.19 and 8,953.50 is: 13,492.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.26 : 14,904.19 = 8,953.50 : x
  2. Step 2: Convert to fraction form
    9,890.26/14,904.19 = 8,953.50/x
  3. Step 3: Cross multiply
    9,890.26x = 14,904.19 × 8,953.50
  4. Step 4: Simplify right side
    9,890.26x = 133,444,665.17
  5. Step 5: Solve for x
    x = 133,444,665.17/9,890.26
  6. Step 6: Final answer
    x = 13,492.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.