Home / 12,877.10-19,317.13-4,557.84

Finding the Fourth Proportional to 12,877.10, 19,317.13 and 4,557.84

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Solution

The fourth proportional to 12,877.10, 19,317.13 and 4,557.84 is: 6,837.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,877.10 : 19,317.13 = 4,557.84 : x
  2. Step 2: Convert to fraction form
    12,877.10/19,317.13 = 4,557.84/x
  3. Step 3: Cross multiply
    12,877.10x = 19,317.13 × 4,557.84
  4. Step 4: Simplify right side
    12,877.10x = 88,044,492.59
  5. Step 5: Solve for x
    x = 88,044,492.59/12,877.10
  6. Step 6: Final answer
    x = 6,837.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.