Home / 10,646.24-14,696.34-6,666.50

Finding the Fourth Proportional to 10,646.24, 14,696.34 and 6,666.50

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Solution

The fourth proportional to 10,646.24, 14,696.34 and 6,666.50 is: 9,202.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.24 : 14,696.34 = 6,666.50 : x
  2. Step 2: Convert to fraction form
    10,646.24/14,696.34 = 6,666.50/x
  3. Step 3: Cross multiply
    10,646.24x = 14,696.34 × 6,666.50
  4. Step 4: Simplify right side
    10,646.24x = 97,973,162.35
  5. Step 5: Solve for x
    x = 97,973,162.35/10,646.24
  6. Step 6: Final answer
    x = 9,202.61

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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.