Home / 7,923.62-10,935.06-4,386.90

Finding the Fourth Proportional to 7,923.62, 10,935.06 and 4,386.90

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Solution

The fourth proportional to 7,923.62, 10,935.06 and 4,386.90 is: 6,054.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.62 : 10,935.06 = 4,386.90 : x
  2. Step 2: Convert to fraction form
    7,923.62/10,935.06 = 4,386.90/x
  3. Step 3: Cross multiply
    7,923.62x = 10,935.06 × 4,386.90
  4. Step 4: Simplify right side
    7,923.62x = 47,971,014.71
  5. Step 5: Solve for x
    x = 47,971,014.71/7,923.62
  6. Step 6: Final answer
    x = 6,054.18

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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.