Home / 9,928.77-14,888.78-4,665.27

Finding the Fourth Proportional to 9,928.77, 14,888.78 and 4,665.27

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Solution

The fourth proportional to 9,928.77, 14,888.78 and 4,665.27 is: 6,995.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.77 : 14,888.78 = 4,665.27 : x
  2. Step 2: Convert to fraction form
    9,928.77/14,888.78 = 4,665.27/x
  3. Step 3: Cross multiply
    9,928.77x = 14,888.78 × 4,665.27
  4. Step 4: Simplify right side
    9,928.77x = 69,460,228.67
  5. Step 5: Solve for x
    x = 69,460,228.67/9,928.77
  6. Step 6: Final answer
    x = 6,995.86

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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.