Home / 10,749.02-14,833.79-8,055.45

Finding the Fourth Proportional to 10,749.02, 14,833.79 and 8,055.45

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Solution

The fourth proportional to 10,749.02, 14,833.79 and 8,055.45 is: 11,116.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.02 : 14,833.79 = 8,055.45 : x
  2. Step 2: Convert to fraction form
    10,749.02/14,833.79 = 8,055.45/x
  3. Step 3: Cross multiply
    10,749.02x = 14,833.79 × 8,055.45
  4. Step 4: Simplify right side
    10,749.02x = 119,492,853.66
  5. Step 5: Solve for x
    x = 119,492,853.66/10,749.02
  6. Step 6: Final answer
    x = 11,116.63

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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.