Home / 8,402.36-11,594.48-4,865.80

Finding the Fourth Proportional to 8,402.36, 11,594.48 and 4,865.80

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Solution

The fourth proportional to 8,402.36, 11,594.48 and 4,865.80 is: 6,714.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402.36 : 11,594.48 = 4,865.80 : x
  2. Step 2: Convert to fraction form
    8,402.36/11,594.48 = 4,865.80/x
  3. Step 3: Cross multiply
    8,402.36x = 11,594.48 × 4,865.80
  4. Step 4: Simplify right side
    8,402.36x = 56,416,420.78
  5. Step 5: Solve for x
    x = 56,416,420.78/8,402.36
  6. Step 6: Final answer
    x = 6,714.35

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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.