Home / 8,910.43-12,297.02-4,931.46

Finding the Fourth Proportional to 8,910.43, 12,297.02 and 4,931.46

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Solution

The fourth proportional to 8,910.43, 12,297.02 and 4,931.46 is: 6,805.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910.43 : 12,297.02 = 4,931.46 : x
  2. Step 2: Convert to fraction form
    8,910.43/12,297.02 = 4,931.46/x
  3. Step 3: Cross multiply
    8,910.43x = 12,297.02 × 4,931.46
  4. Step 4: Simplify right side
    8,910.43x = 60,642,203.01
  5. Step 5: Solve for x
    x = 60,642,203.01/8,910.43
  6. Step 6: Final answer
    x = 6,805.75

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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.