Home / 10,852.47-14,976.48-6,317.85

Finding the Fourth Proportional to 10,852.47, 14,976.48 and 6,317.85

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Solution

The fourth proportional to 10,852.47, 14,976.48 and 6,317.85 is: 8,718.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852.47 : 14,976.48 = 6,317.85 : x
  2. Step 2: Convert to fraction form
    10,852.47/14,976.48 = 6,317.85/x
  3. Step 3: Cross multiply
    10,852.47x = 14,976.48 × 6,317.85
  4. Step 4: Simplify right side
    10,852.47x = 94,619,047.70
  5. Step 5: Solve for x
    x = 94,619,047.70/10,852.47
  6. Step 6: Final answer
    x = 8,718.67

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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.