Home / 10,077.68-13,907.67-5,601.51

Finding the Fourth Proportional to 10,077.68, 13,907.67 and 5,601.51

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Solution

The fourth proportional to 10,077.68, 13,907.67 and 5,601.51 is: 7,730.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.68 : 13,907.67 = 5,601.51 : x
  2. Step 2: Convert to fraction form
    10,077.68/13,907.67 = 5,601.51/x
  3. Step 3: Cross multiply
    10,077.68x = 13,907.67 × 5,601.51
  4. Step 4: Simplify right side
    10,077.68x = 77,903,952.58
  5. Step 5: Solve for x
    x = 77,903,952.58/10,077.68
  6. Step 6: Final answer
    x = 7,730.35

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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.