Home / 11,386.24-15,714.39-6,670.52

Finding the Fourth Proportional to 11,386.24, 15,714.39 and 6,670.52

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Solution

The fourth proportional to 11,386.24, 15,714.39 and 6,670.52 is: 9,206.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386.24 : 15,714.39 = 6,670.52 : x
  2. Step 2: Convert to fraction form
    11,386.24/15,714.39 = 6,670.52/x
  3. Step 3: Cross multiply
    11,386.24x = 15,714.39 × 6,670.52
  4. Step 4: Simplify right side
    11,386.24x = 104,823,186.70
  5. Step 5: Solve for x
    x = 104,823,186.70/11,386.24
  6. Step 6: Final answer
    x = 9,206.13

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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.