Home / 10,285.64-14,194.20-5,569.94

Finding the Fourth Proportional to 10,285.64, 14,194.20 and 5,569.94

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Solution

The fourth proportional to 10,285.64, 14,194.20 and 5,569.94 is: 7,686.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.64 : 14,194.20 = 5,569.94 : x
  2. Step 2: Convert to fraction form
    10,285.64/14,194.20 = 5,569.94/x
  3. Step 3: Cross multiply
    10,285.64x = 14,194.20 × 5,569.94
  4. Step 4: Simplify right side
    10,285.64x = 79,060,842.35
  5. Step 5: Solve for x
    x = 79,060,842.35/10,285.64
  6. Step 6: Final answer
    x = 7,686.53

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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.