Home / 8,395.36-11,586.04-5,038.40

Finding the Fourth Proportional to 8,395.36, 11,586.04 and 5,038.40

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Solution

The fourth proportional to 8,395.36, 11,586.04 and 5,038.40 is: 6,953.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,395.36 : 11,586.04 = 5,038.40 : x
  2. Step 2: Convert to fraction form
    8,395.36/11,586.04 = 5,038.40/x
  3. Step 3: Cross multiply
    8,395.36x = 11,586.04 × 5,038.40
  4. Step 4: Simplify right side
    8,395.36x = 58,375,103.94
  5. Step 5: Solve for x
    x = 58,375,103.94/8,395.36
  6. Step 6: Final answer
    x = 6,953.26

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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.