Home / 10,671.99-14,726.31-7,317.68

Finding the Fourth Proportional to 10,671.99, 14,726.31 and 7,317.68

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Solution

The fourth proportional to 10,671.99, 14,726.31 and 7,317.68 is: 10,097.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,671.99 : 14,726.31 = 7,317.68 : x
  2. Step 2: Convert to fraction form
    10,671.99/14,726.31 = 7,317.68/x
  3. Step 3: Cross multiply
    10,671.99x = 14,726.31 × 7,317.68
  4. Step 4: Simplify right side
    10,671.99x = 107,762,323.09
  5. Step 5: Solve for x
    x = 107,762,323.09/10,671.99
  6. Step 6: Final answer
    x = 10,097.68

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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.