Home / 10,365.24-15,547.77-4,815.49

Finding the Fourth Proportional to 10,365.24, 15,547.77 and 4,815.49

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Solution

The fourth proportional to 10,365.24, 15,547.77 and 4,815.49 is: 7,223.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.24 : 15,547.77 = 4,815.49 : x
  2. Step 2: Convert to fraction form
    10,365.24/15,547.77 = 4,815.49/x
  3. Step 3: Cross multiply
    10,365.24x = 15,547.77 × 4,815.49
  4. Step 4: Simplify right side
    10,365.24x = 74,870,130.96
  5. Step 5: Solve for x
    x = 74,870,130.96/10,365.24
  6. Step 6: Final answer
    x = 7,223.19

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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.