Home / 7,476.95-10,317.86-4,288.03

Finding the Fourth Proportional to 7,476.95, 10,317.86 and 4,288.03

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Solution

The fourth proportional to 7,476.95, 10,317.86 and 4,288.03 is: 5,917.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.95 : 10,317.86 = 4,288.03 : x
  2. Step 2: Convert to fraction form
    7,476.95/10,317.86 = 4,288.03/x
  3. Step 3: Cross multiply
    7,476.95x = 10,317.86 × 4,288.03
  4. Step 4: Simplify right side
    7,476.95x = 44,243,278.14
  5. Step 5: Solve for x
    x = 44,243,278.14/7,476.95
  6. Step 6: Final answer
    x = 5,917.29

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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.