Home / 7,925.10-10,935.81-4,388.22

Finding the Fourth Proportional to 7,925.10, 10,935.81 and 4,388.22

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Solution

The fourth proportional to 7,925.10, 10,935.81 and 4,388.22 is: 6,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.10 : 10,935.81 = 4,388.22 : x
  2. Step 2: Convert to fraction form
    7,925.10/10,935.81 = 4,388.22/x
  3. Step 3: Cross multiply
    7,925.10x = 10,935.81 × 4,388.22
  4. Step 4: Simplify right side
    7,925.10x = 47,988,740.16
  5. Step 5: Solve for x
    x = 47,988,740.16/7,925.10
  6. Step 6: Final answer
    x = 6,055.29

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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.