Home / 11,113.06-15,335.92-6,077.23

Finding the Fourth Proportional to 11,113.06, 15,335.92 and 6,077.23

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Solution

The fourth proportional to 11,113.06, 15,335.92 and 6,077.23 is: 8,386.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.06 : 15,335.92 = 6,077.23 : x
  2. Step 2: Convert to fraction form
    11,113.06/15,335.92 = 6,077.23/x
  3. Step 3: Cross multiply
    11,113.06x = 15,335.92 × 6,077.23
  4. Step 4: Simplify right side
    11,113.06x = 93,199,913.10
  5. Step 5: Solve for x
    x = 93,199,913.10/11,113.06
  6. Step 6: Final answer
    x = 8,386.52

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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.