Home / 11,246.49-15,514.62-7,271.01

Finding the Fourth Proportional to 11,246.49, 15,514.62 and 7,271.01

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Solution

The fourth proportional to 11,246.49, 15,514.62 and 7,271.01 is: 10,030.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.49 : 15,514.62 = 7,271.01 : x
  2. Step 2: Convert to fraction form
    11,246.49/15,514.62 = 7,271.01/x
  3. Step 3: Cross multiply
    11,246.49x = 15,514.62 × 7,271.01
  4. Step 4: Simplify right side
    11,246.49x = 112,806,957.17
  5. Step 5: Solve for x
    x = 112,806,957.17/11,246.49
  6. Step 6: Final answer
    x = 10,030.41

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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.