Home / 11,077.76-15,285.92-6,362.35

Finding the Fourth Proportional to 11,077.76, 15,285.92 and 6,362.35

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Solution

The fourth proportional to 11,077.76, 15,285.92 and 6,362.35 is: 8,779.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.76 : 15,285.92 = 6,362.35 : x
  2. Step 2: Convert to fraction form
    11,077.76/15,285.92 = 6,362.35/x
  3. Step 3: Cross multiply
    11,077.76x = 15,285.92 × 6,362.35
  4. Step 4: Simplify right side
    11,077.76x = 97,254,303.09
  5. Step 5: Solve for x
    x = 97,254,303.09/11,077.76
  6. Step 6: Final answer
    x = 8,779.24

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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.