Home / 9,677.63-14,516.52-4,128.11

Finding the Fourth Proportional to 9,677.63, 14,516.52 and 4,128.11

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Solution

The fourth proportional to 9,677.63, 14,516.52 and 4,128.11 is: 6,192.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,677.63 : 14,516.52 = 4,128.11 : x
  2. Step 2: Convert to fraction form
    9,677.63/14,516.52 = 4,128.11/x
  3. Step 3: Cross multiply
    9,677.63x = 14,516.52 × 4,128.11
  4. Step 4: Simplify right side
    9,677.63x = 59,925,839.41
  5. Step 5: Solve for x
    x = 59,925,839.41/9,677.63
  6. Step 6: Final answer
    x = 6,192.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.