Home / 10,580.06-15,870.41-4,653.87

Finding the Fourth Proportional to 10,580.06, 15,870.41 and 4,653.87

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Solution

The fourth proportional to 10,580.06, 15,870.41 and 4,653.87 is: 6,980.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,580.06 : 15,870.41 = 4,653.87 : x
  2. Step 2: Convert to fraction form
    10,580.06/15,870.41 = 4,653.87/x
  3. Step 3: Cross multiply
    10,580.06x = 15,870.41 × 4,653.87
  4. Step 4: Simplify right side
    10,580.06x = 73,858,848.93
  5. Step 5: Solve for x
    x = 73,858,848.93/10,580.06
  6. Step 6: Final answer
    x = 6,980.95

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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.