Home / 8,156.19-11,254.85-4,752.68

Finding the Fourth Proportional to 8,156.19, 11,254.85 and 4,752.68

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Solution

The fourth proportional to 8,156.19, 11,254.85 and 4,752.68 is: 6,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156.19 : 11,254.85 = 4,752.68 : x
  2. Step 2: Convert to fraction form
    8,156.19/11,254.85 = 4,752.68/x
  3. Step 3: Cross multiply
    8,156.19x = 11,254.85 × 4,752.68
  4. Step 4: Simplify right side
    8,156.19x = 53,490,638.28
  5. Step 5: Solve for x
    x = 53,490,638.28/8,156.19
  6. Step 6: Final answer
    x = 6,558.28

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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.