Home / 10,403.47-14,356.69-5,867.61

Finding the Fourth Proportional to 10,403.47, 14,356.69 and 5,867.61

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Solution

The fourth proportional to 10,403.47, 14,356.69 and 5,867.61 is: 8,097.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.47 : 14,356.69 = 5,867.61 : x
  2. Step 2: Convert to fraction form
    10,403.47/14,356.69 = 5,867.61/x
  3. Step 3: Cross multiply
    10,403.47x = 14,356.69 × 5,867.61
  4. Step 4: Simplify right side
    10,403.47x = 84,239,457.81
  5. Step 5: Solve for x
    x = 84,239,457.81/10,403.47
  6. Step 6: Final answer
    x = 8,097.25

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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.