Home / 11,852.10-16,355.79-6,547.01

Finding the Fourth Proportional to 11,852.10, 16,355.79 and 6,547.01

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Solution

The fourth proportional to 11,852.10, 16,355.79 and 6,547.01 is: 9,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852.10 : 16,355.79 = 6,547.01 : x
  2. Step 2: Convert to fraction form
    11,852.10/16,355.79 = 6,547.01/x
  3. Step 3: Cross multiply
    11,852.10x = 16,355.79 × 6,547.01
  4. Step 4: Simplify right side
    11,852.10x = 107,081,438.91
  5. Step 5: Solve for x
    x = 107,081,438.91/11,852.10
  6. Step 6: Final answer
    x = 9,034.81

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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.