Home / 10,685.44-14,750.40-6,495.04

Finding the Fourth Proportional to 10,685.44, 14,750.40 and 6,495.04

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Solution

The fourth proportional to 10,685.44, 14,750.40 and 6,495.04 is: 8,965.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685.44 : 14,750.40 = 6,495.04 : x
  2. Step 2: Convert to fraction form
    10,685.44/14,750.40 = 6,495.04/x
  3. Step 3: Cross multiply
    10,685.44x = 14,750.40 × 6,495.04
  4. Step 4: Simplify right side
    10,685.44x = 95,804,438.02
  5. Step 5: Solve for x
    x = 95,804,438.02/10,685.44
  6. Step 6: Final answer
    x = 8,965.89

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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.