Home / 11,590.19-15,994.56-6,810.32

Finding the Fourth Proportional to 11,590.19, 15,994.56 and 6,810.32

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Solution

The fourth proportional to 11,590.19, 15,994.56 and 6,810.32 is: 9,398.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.19 : 15,994.56 = 6,810.32 : x
  2. Step 2: Convert to fraction form
    11,590.19/15,994.56 = 6,810.32/x
  3. Step 3: Cross multiply
    11,590.19x = 15,994.56 × 6,810.32
  4. Step 4: Simplify right side
    11,590.19x = 108,927,991.89
  5. Step 5: Solve for x
    x = 108,927,991.89/11,590.19
  6. Step 6: Final answer
    x = 9,398.30

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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.