Home / 6,670.13-10,005.21-2,053.13

Finding the Fourth Proportional to 6,670.13, 10,005.21 and 2,053.13

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Solution

The fourth proportional to 6,670.13, 10,005.21 and 2,053.13 is: 3,079.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.13 : 10,005.21 = 2,053.13 : x
  2. Step 2: Convert to fraction form
    6,670.13/10,005.21 = 2,053.13/x
  3. Step 3: Cross multiply
    6,670.13x = 10,005.21 × 2,053.13
  4. Step 4: Simplify right side
    6,670.13x = 20,541,946.78
  5. Step 5: Solve for x
    x = 20,541,946.78/6,670.13
  6. Step 6: Final answer
    x = 3,079.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.