Home / 10,630.24-14,669.80-5,914.40

Finding the Fourth Proportional to 10,630.24, 14,669.80 and 5,914.40

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Solution

The fourth proportional to 10,630.24, 14,669.80 and 5,914.40 is: 8,161.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,630.24 : 14,669.80 = 5,914.40 : x
  2. Step 2: Convert to fraction form
    10,630.24/14,669.80 = 5,914.40/x
  3. Step 3: Cross multiply
    10,630.24x = 14,669.80 × 5,914.40
  4. Step 4: Simplify right side
    10,630.24x = 86,763,065.12
  5. Step 5: Solve for x
    x = 86,763,065.12/10,630.24
  6. Step 6: Final answer
    x = 8,161.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.