Home / 11,555.51-15,946.59-6,250.31

Finding the Fourth Proportional to 11,555.51, 15,946.59 and 6,250.31

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Solution

The fourth proportional to 11,555.51, 15,946.59 and 6,250.31 is: 8,625.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.51 : 15,946.59 = 6,250.31 : x
  2. Step 2: Convert to fraction form
    11,555.51/15,946.59 = 6,250.31/x
  3. Step 3: Cross multiply
    11,555.51x = 15,946.59 × 6,250.31
  4. Step 4: Simplify right side
    11,555.51x = 99,671,130.94
  5. Step 5: Solve for x
    x = 99,671,130.94/11,555.51
  6. Step 6: Final answer
    x = 8,625.42

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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.