Home / 11,114.51-15,337.46-6,077.75

Finding the Fourth Proportional to 11,114.51, 15,337.46 and 6,077.75

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Solution

The fourth proportional to 11,114.51, 15,337.46 and 6,077.75 is: 8,386.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.51 : 15,337.46 = 6,077.75 : x
  2. Step 2: Convert to fraction form
    11,114.51/15,337.46 = 6,077.75/x
  3. Step 3: Cross multiply
    11,114.51x = 15,337.46 × 6,077.75
  4. Step 4: Simplify right side
    11,114.51x = 93,217,255.47
  5. Step 5: Solve for x
    x = 93,217,255.47/11,114.51
  6. Step 6: Final answer
    x = 8,386.99

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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.