Home / 9,977.19-14,946.63-5,581.32

Finding the Fourth Proportional to 9,977.19, 14,946.63 and 5,581.32

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Solution

The fourth proportional to 9,977.19, 14,946.63 and 5,581.32 is: 8,361.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977.19 : 14,946.63 = 5,581.32 : x
  2. Step 2: Convert to fraction form
    9,977.19/14,946.63 = 5,581.32/x
  3. Step 3: Cross multiply
    9,977.19x = 14,946.63 × 5,581.32
  4. Step 4: Simplify right side
    9,977.19x = 83,421,924.95
  5. Step 5: Solve for x
    x = 83,421,924.95/9,977.19
  6. Step 6: Final answer
    x = 8,361.26

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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.