Home / 9,870.06-14,805.36-4,320.54

Finding the Fourth Proportional to 9,870.06, 14,805.36 and 4,320.54

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Solution

The fourth proportional to 9,870.06, 14,805.36 and 4,320.54 is: 6,480.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,870.06 : 14,805.36 = 4,320.54 : x
  2. Step 2: Convert to fraction form
    9,870.06/14,805.36 = 4,320.54/x
  3. Step 3: Cross multiply
    9,870.06x = 14,805.36 × 4,320.54
  4. Step 4: Simplify right side
    9,870.06x = 63,967,150.09
  5. Step 5: Solve for x
    x = 63,967,150.09/9,870.06
  6. Step 6: Final answer
    x = 6,480.93

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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.