Home / 10,077.60-13,907.26-5,601.40

Finding the Fourth Proportional to 10,077.60, 13,907.26 and 5,601.40

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Solution

The fourth proportional to 10,077.60, 13,907.26 and 5,601.40 is: 7,730.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.60 : 13,907.26 = 5,601.40 : x
  2. Step 2: Convert to fraction form
    10,077.60/13,907.26 = 5,601.40/x
  3. Step 3: Cross multiply
    10,077.60x = 13,907.26 × 5,601.40
  4. Step 4: Simplify right side
    10,077.60x = 77,900,126.16
  5. Step 5: Solve for x
    x = 77,900,126.16/10,077.60
  6. Step 6: Final answer
    x = 7,730.03

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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.