Home / 6,222.28-8,586.60-4,130.32

Finding the Fourth Proportional to 6,222.28, 8,586.60 and 4,130.32

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Solution

The fourth proportional to 6,222.28, 8,586.60 and 4,130.32 is: 5,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.28 : 8,586.60 = 4,130.32 : x
  2. Step 2: Convert to fraction form
    6,222.28/8,586.60 = 4,130.32/x
  3. Step 3: Cross multiply
    6,222.28x = 8,586.60 × 4,130.32
  4. Step 4: Simplify right side
    6,222.28x = 35,465,405.71
  5. Step 5: Solve for x
    x = 35,465,405.71/6,222.28
  6. Step 6: Final answer
    x = 5,699.74

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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.