Home / 12,541.77-17,307.51-6,876.53

Finding the Fourth Proportional to 12,541.77, 17,307.51 and 6,876.53

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Solution

The fourth proportional to 12,541.77, 17,307.51 and 6,876.53 is: 9,489.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541.77 : 17,307.51 = 6,876.53 : x
  2. Step 2: Convert to fraction form
    12,541.77/17,307.51 = 6,876.53/x
  3. Step 3: Cross multiply
    12,541.77x = 17,307.51 × 6,876.53
  4. Step 4: Simplify right side
    12,541.77x = 119,015,611.74
  5. Step 5: Solve for x
    x = 119,015,611.74/12,541.77
  6. Step 6: Final answer
    x = 9,489.54

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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.