Home / 4,338.72-5,984.64-2,570.40

Finding the Fourth Proportional to 4,338.72, 5,984.64 and 2,570.40

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Solution

The fourth proportional to 4,338.72, 5,984.64 and 2,570.40 is: 3,545.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.72 : 5,984.64 = 2,570.40 : x
  2. Step 2: Convert to fraction form
    4,338.72/5,984.64 = 2,570.40/x
  3. Step 3: Cross multiply
    4,338.72x = 5,984.64 × 2,570.40
  4. Step 4: Simplify right side
    4,338.72x = 15,382,918.66
  5. Step 5: Solve for x
    x = 15,382,918.66/4,338.72
  6. Step 6: Final answer
    x = 3,545.50

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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.