Home / 4,428.89-6,643.34-1,507.13

Finding the Fourth Proportional to 4,428.89, 6,643.34 and 1,507.13

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Solution

The fourth proportional to 4,428.89, 6,643.34 and 1,507.13 is: 2,260.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.89 : 6,643.34 = 1,507.13 : x
  2. Step 2: Convert to fraction form
    4,428.89/6,643.34 = 1,507.13/x
  3. Step 3: Cross multiply
    4,428.89x = 6,643.34 × 1,507.13
  4. Step 4: Simplify right side
    4,428.89x = 10,012,336.26
  5. Step 5: Solve for x
    x = 10,012,336.26/4,428.89
  6. Step 6: Final answer
    x = 2,260.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.