Home / 6,459.06-8,913.51-4,224.72

Finding the Fourth Proportional to 6,459.06, 8,913.51 and 4,224.72

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Solution

The fourth proportional to 6,459.06, 8,913.51 and 4,224.72 is: 5,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459.06 : 8,913.51 = 4,224.72 : x
  2. Step 2: Convert to fraction form
    6,459.06/8,913.51 = 4,224.72/x
  3. Step 3: Cross multiply
    6,459.06x = 8,913.51 × 4,224.72
  4. Step 4: Simplify right side
    6,459.06x = 37,657,083.97
  5. Step 5: Solve for x
    x = 37,657,083.97/6,459.06
  6. Step 6: Final answer
    x = 5,830.12

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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.