Home / 7,317.51-10,098.07-3,960.24

Finding the Fourth Proportional to 7,317.51, 10,098.07 and 3,960.24

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Solution

The fourth proportional to 7,317.51, 10,098.07 and 3,960.24 is: 5,465.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.51 : 10,098.07 = 3,960.24 : x
  2. Step 2: Convert to fraction form
    7,317.51/10,098.07 = 3,960.24/x
  3. Step 3: Cross multiply
    7,317.51x = 10,098.07 × 3,960.24
  4. Step 4: Simplify right side
    7,317.51x = 39,990,780.74
  5. Step 5: Solve for x
    x = 39,990,780.74/7,317.51
  6. Step 6: Final answer
    x = 5,465.08

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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.