Home / 10,317.30-14,238.09-6,071.46

Finding the Fourth Proportional to 10,317.30, 14,238.09 and 6,071.46

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Solution

The fourth proportional to 10,317.30, 14,238.09 and 6,071.46 is: 8,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.30 : 14,238.09 = 6,071.46 : x
  2. Step 2: Convert to fraction form
    10,317.30/14,238.09 = 6,071.46/x
  3. Step 3: Cross multiply
    10,317.30x = 14,238.09 × 6,071.46
  4. Step 4: Simplify right side
    10,317.30x = 86,445,993.91
  5. Step 5: Solve for x
    x = 86,445,993.91/10,317.30
  6. Step 6: Final answer
    x = 8,378.74

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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.