Home / 7,724.48-10,656.50-4,580.06

Finding the Fourth Proportional to 7,724.48, 10,656.50 and 4,580.06

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Solution

The fourth proportional to 7,724.48, 10,656.50 and 4,580.06 is: 6,318.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.48 : 10,656.50 = 4,580.06 : x
  2. Step 2: Convert to fraction form
    7,724.48/10,656.50 = 4,580.06/x
  3. Step 3: Cross multiply
    7,724.48x = 10,656.50 × 4,580.06
  4. Step 4: Simplify right side
    7,724.48x = 48,807,409.39
  5. Step 5: Solve for x
    x = 48,807,409.39/7,724.48
  6. Step 6: Final answer
    x = 6,318.54

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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.