Home / 10,386.73-14,333.70-5,671.03

Finding the Fourth Proportional to 10,386.73, 14,333.70 and 5,671.03

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Solution

The fourth proportional to 10,386.73, 14,333.70 and 5,671.03 is: 7,826.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,386.73 : 14,333.70 = 5,671.03 : x
  2. Step 2: Convert to fraction form
    10,386.73/14,333.70 = 5,671.03/x
  3. Step 3: Cross multiply
    10,386.73x = 14,333.70 × 5,671.03
  4. Step 4: Simplify right side
    10,386.73x = 81,286,842.71
  5. Step 5: Solve for x
    x = 81,286,842.71/10,386.73
  6. Step 6: Final answer
    x = 7,826.03

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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.