Home / 10,840.05-14,935.95-7,297.11

Finding the Fourth Proportional to 10,840.05, 14,935.95 and 7,297.11

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Solution

The fourth proportional to 10,840.05, 14,935.95 and 7,297.11 is: 10,054.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.05 : 14,935.95 = 7,297.11 : x
  2. Step 2: Convert to fraction form
    10,840.05/14,935.95 = 7,297.11/x
  3. Step 3: Cross multiply
    10,840.05x = 14,935.95 × 7,297.11
  4. Step 4: Simplify right side
    10,840.05x = 108,989,270.10
  5. Step 5: Solve for x
    x = 108,989,270.10/10,840.05
  6. Step 6: Final answer
    x = 10,054.31

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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.