Home / 9,971.64-14,952.80-5,297.13

Finding the Fourth Proportional to 9,971.64, 14,952.80 and 5,297.13

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Solution

The fourth proportional to 9,971.64, 14,952.80 and 5,297.13 is: 7,943.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,971.64 : 14,952.80 = 5,297.13 : x
  2. Step 2: Convert to fraction form
    9,971.64/14,952.80 = 5,297.13/x
  3. Step 3: Cross multiply
    9,971.64x = 14,952.80 × 5,297.13
  4. Step 4: Simplify right side
    9,971.64x = 79,206,938.71
  5. Step 5: Solve for x
    x = 79,206,938.71/9,971.64
  6. Step 6: Final answer
    x = 7,943.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.