Home / 11,114.48-15,337.41-6,077.72

Finding the Fourth Proportional to 11,114.48, 15,337.41 and 6,077.72

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Solution

The fourth proportional to 11,114.48, 15,337.41 and 6,077.72 is: 8,386.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,114.48 : 15,337.41 = 6,077.72 : x
  2. Step 2: Convert to fraction form
    11,114.48/15,337.41 = 6,077.72/x
  3. Step 3: Cross multiply
    11,114.48x = 15,337.41 × 6,077.72
  4. Step 4: Simplify right side
    11,114.48x = 93,216,483.51
  5. Step 5: Solve for x
    x = 93,216,483.51/11,114.48
  6. Step 6: Final answer
    x = 8,386.94

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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.