Home / 8,935.58-13,403.37-5,263.40

Finding the Fourth Proportional to 8,935.58, 13,403.37 and 5,263.40

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Solution

The fourth proportional to 8,935.58, 13,403.37 and 5,263.40 is: 7,895.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.58 : 13,403.37 = 5,263.40 : x
  2. Step 2: Convert to fraction form
    8,935.58/13,403.37 = 5,263.40/x
  3. Step 3: Cross multiply
    8,935.58x = 13,403.37 × 5,263.40
  4. Step 4: Simplify right side
    8,935.58x = 70,547,297.66
  5. Step 5: Solve for x
    x = 70,547,297.66/8,935.58
  6. Step 6: Final answer
    x = 7,895.10

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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.