Home / 7,952.07-10,980.81-4,972.98

Finding the Fourth Proportional to 7,952.07, 10,980.81 and 4,972.98

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Solution

The fourth proportional to 7,952.07, 10,980.81 and 4,972.98 is: 6,867.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,952.07 : 10,980.81 = 4,972.98 : x
  2. Step 2: Convert to fraction form
    7,952.07/10,980.81 = 4,972.98/x
  3. Step 3: Cross multiply
    7,952.07x = 10,980.81 × 4,972.98
  4. Step 4: Simplify right side
    7,952.07x = 54,607,348.51
  5. Step 5: Solve for x
    x = 54,607,348.51/7,952.07
  6. Step 6: Final answer
    x = 6,867.06

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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.