Home / 5,345.71-7,383.63-4,007.32

Finding the Fourth Proportional to 5,345.71, 7,383.63 and 4,007.32

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Solution

The fourth proportional to 5,345.71, 7,383.63 and 4,007.32 is: 5,535.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.71 : 7,383.63 = 4,007.32 : x
  2. Step 2: Convert to fraction form
    5,345.71/7,383.63 = 4,007.32/x
  3. Step 3: Cross multiply
    5,345.71x = 7,383.63 × 4,007.32
  4. Step 4: Simplify right side
    5,345.71x = 29,588,568.17
  5. Step 5: Solve for x
    x = 29,588,568.17/5,345.71
  6. Step 6: Final answer
    x = 5,535.01

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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.