Home / 11,030.49-15,215.22-6,551.01

Finding the Fourth Proportional to 11,030.49, 15,215.22 and 6,551.01

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Solution

The fourth proportional to 11,030.49, 15,215.22 and 6,551.01 is: 9,036.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,030.49 : 15,215.22 = 6,551.01 : x
  2. Step 2: Convert to fraction form
    11,030.49/15,215.22 = 6,551.01/x
  3. Step 3: Cross multiply
    11,030.49x = 15,215.22 × 6,551.01
  4. Step 4: Simplify right side
    11,030.49x = 99,675,058.37
  5. Step 5: Solve for x
    x = 99,675,058.37/11,030.49
  6. Step 6: Final answer
    x = 9,036.32

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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.