Home / 10,048.77-13,866.79-5,572.48

Finding the Fourth Proportional to 10,048.77, 13,866.79 and 5,572.48

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Solution

The fourth proportional to 10,048.77, 13,866.79 and 5,572.48 is: 7,689.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,048.77 : 13,866.79 = 5,572.48 : x
  2. Step 2: Convert to fraction form
    10,048.77/13,866.79 = 5,572.48/x
  3. Step 3: Cross multiply
    10,048.77x = 13,866.79 × 5,572.48
  4. Step 4: Simplify right side
    10,048.77x = 77,272,409.94
  5. Step 5: Solve for x
    x = 77,272,409.94/10,048.77
  6. Step 6: Final answer
    x = 7,689.74

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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.