Home / 9,970.56-14,956.11-4,127.58

Finding the Fourth Proportional to 9,970.56, 14,956.11 and 4,127.58

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Solution

The fourth proportional to 9,970.56, 14,956.11 and 4,127.58 is: 6,191.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,970.56 : 14,956.11 = 4,127.58 : x
  2. Step 2: Convert to fraction form
    9,970.56/14,956.11 = 4,127.58/x
  3. Step 3: Cross multiply
    9,970.56x = 14,956.11 × 4,127.58
  4. Step 4: Simplify right side
    9,970.56x = 61,732,540.51
  5. Step 5: Solve for x
    x = 61,732,540.51/9,970.56
  6. Step 6: Final answer
    x = 6,191.48

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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.