Home / 8,354.36-11,528.67-4,995.19

Finding the Fourth Proportional to 8,354.36, 11,528.67 and 4,995.19

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Solution

The fourth proportional to 8,354.36, 11,528.67 and 4,995.19 is: 6,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,354.36 : 11,528.67 = 4,995.19 : x
  2. Step 2: Convert to fraction form
    8,354.36/11,528.67 = 4,995.19/x
  3. Step 3: Cross multiply
    8,354.36x = 11,528.67 × 4,995.19
  4. Step 4: Simplify right side
    8,354.36x = 57,587,911.51
  5. Step 5: Solve for x
    x = 57,587,911.51/8,354.36
  6. Step 6: Final answer
    x = 6,893.15

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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.