Home / 12,055.71-16,637.36-6,750.48

Finding the Fourth Proportional to 12,055.71, 16,637.36 and 6,750.48

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Solution

The fourth proportional to 12,055.71, 16,637.36 and 6,750.48 is: 9,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055.71 : 16,637.36 = 6,750.48 : x
  2. Step 2: Convert to fraction form
    12,055.71/16,637.36 = 6,750.48/x
  3. Step 3: Cross multiply
    12,055.71x = 16,637.36 × 6,750.48
  4. Step 4: Simplify right side
    12,055.71x = 112,310,132.18
  5. Step 5: Solve for x
    x = 112,310,132.18/12,055.71
  6. Step 6: Final answer
    x = 9,315.93

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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.