Home / 8,580.23-11,840.81-5,043.50

Finding the Fourth Proportional to 8,580.23, 11,840.81 and 5,043.50

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Solution

The fourth proportional to 8,580.23, 11,840.81 and 5,043.50 is: 6,960.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,580.23 : 11,840.81 = 5,043.50 : x
  2. Step 2: Convert to fraction form
    8,580.23/11,840.81 = 5,043.50/x
  3. Step 3: Cross multiply
    8,580.23x = 11,840.81 × 5,043.50
  4. Step 4: Simplify right side
    8,580.23x = 59,719,100.02
  5. Step 5: Solve for x
    x = 59,719,100.02/8,580.23
  6. Step 6: Final answer
    x = 6,960.08

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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.