Home / 10,681.62-14,741.19-6,434.01

Finding the Fourth Proportional to 10,681.62, 14,741.19 and 6,434.01

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Solution

The fourth proportional to 10,681.62, 14,741.19 and 6,434.01 is: 8,879.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681.62 : 14,741.19 = 6,434.01 : x
  2. Step 2: Convert to fraction form
    10,681.62/14,741.19 = 6,434.01/x
  3. Step 3: Cross multiply
    10,681.62x = 14,741.19 × 6,434.01
  4. Step 4: Simplify right side
    10,681.62x = 94,844,955.91
  5. Step 5: Solve for x
    x = 94,844,955.91/10,681.62
  6. Step 6: Final answer
    x = 8,879.27

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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.