Home / 4,389.48-6,060.17-2,820.30

Finding the Fourth Proportional to 4,389.48, 6,060.17 and 2,820.30

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Solution

The fourth proportional to 4,389.48, 6,060.17 and 2,820.30 is: 3,893.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.48 : 6,060.17 = 2,820.30 : x
  2. Step 2: Convert to fraction form
    4,389.48/6,060.17 = 2,820.30/x
  3. Step 3: Cross multiply
    4,389.48x = 6,060.17 × 2,820.30
  4. Step 4: Simplify right side
    4,389.48x = 17,091,483.35
  5. Step 5: Solve for x
    x = 17,091,483.35/4,389.48
  6. Step 6: Final answer
    x = 3,893.74

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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.