Home / 9,858.90-14,782.66-4,664.76

Finding the Fourth Proportional to 9,858.90, 14,782.66 and 4,664.76

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Solution

The fourth proportional to 9,858.90, 14,782.66 and 4,664.76 is: 6,994.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,858.90 : 14,782.66 = 4,664.76 : x
  2. Step 2: Convert to fraction form
    9,858.90/14,782.66 = 4,664.76/x
  3. Step 3: Cross multiply
    9,858.90x = 14,782.66 × 4,664.76
  4. Step 4: Simplify right side
    9,858.90x = 68,957,561.06
  5. Step 5: Solve for x
    x = 68,957,561.06/9,858.90
  6. Step 6: Final answer
    x = 6,994.45

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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.