Home / 4,681.06-6,461.15-2,911.61

Finding the Fourth Proportional to 4,681.06, 6,461.15 and 2,911.61

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Solution

The fourth proportional to 4,681.06, 6,461.15 and 2,911.61 is: 4,018.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.06 : 6,461.15 = 2,911.61 : x
  2. Step 2: Convert to fraction form
    4,681.06/6,461.15 = 2,911.61/x
  3. Step 3: Cross multiply
    4,681.06x = 6,461.15 × 2,911.61
  4. Step 4: Simplify right side
    4,681.06x = 18,812,348.95
  5. Step 5: Solve for x
    x = 18,812,348.95/4,681.06
  6. Step 6: Final answer
    x = 4,018.82

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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.