Home / 3,259.72-4,887.36-1,570.24

Finding the Fourth Proportional to 3,259.72, 4,887.36 and 1,570.24

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Solution

The fourth proportional to 3,259.72, 4,887.36 and 1,570.24 is: 2,354.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.72 : 4,887.36 = 1,570.24 : x
  2. Step 2: Convert to fraction form
    3,259.72/4,887.36 = 1,570.24/x
  3. Step 3: Cross multiply
    3,259.72x = 4,887.36 × 1,570.24
  4. Step 4: Simplify right side
    3,259.72x = 7,674,328.17
  5. Step 5: Solve for x
    x = 7,674,328.17/3,259.72
  6. Step 6: Final answer
    x = 2,354.29

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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.