Home / 7,305.73-10,070.06-5,709.56

Finding the Fourth Proportional to 7,305.73, 10,070.06 and 5,709.56

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Solution

The fourth proportional to 7,305.73, 10,070.06 and 5,709.56 is: 7,869.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305.73 : 10,070.06 = 5,709.56 : x
  2. Step 2: Convert to fraction form
    7,305.73/10,070.06 = 5,709.56/x
  3. Step 3: Cross multiply
    7,305.73x = 10,070.06 × 5,709.56
  4. Step 4: Simplify right side
    7,305.73x = 57,495,532.88
  5. Step 5: Solve for x
    x = 57,495,532.88/7,305.73
  6. Step 6: Final answer
    x = 7,869.93

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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.