Home / 10,620.56-14,656.74-5,840.70

Finding the Fourth Proportional to 10,620.56, 14,656.74 and 5,840.70

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Solution

The fourth proportional to 10,620.56, 14,656.74 and 5,840.70 is: 8,060.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,620.56 : 14,656.74 = 5,840.70 : x
  2. Step 2: Convert to fraction form
    10,620.56/14,656.74 = 5,840.70/x
  3. Step 3: Cross multiply
    10,620.56x = 14,656.74 × 5,840.70
  4. Step 4: Simplify right side
    10,620.56x = 85,605,621.32
  5. Step 5: Solve for x
    x = 85,605,621.32/10,620.56
  6. Step 6: Final answer
    x = 8,060.37

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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.