Home / 2,313.48-3,190.71-1,566.24

Finding the Fourth Proportional to 2,313.48, 3,190.71 and 1,566.24

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Solution

The fourth proportional to 2,313.48, 3,190.71 and 1,566.24 is: 2,160.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.48 : 3,190.71 = 1,566.24 : x
  2. Step 2: Convert to fraction form
    2,313.48/3,190.71 = 1,566.24/x
  3. Step 3: Cross multiply
    2,313.48x = 3,190.71 × 1,566.24
  4. Step 4: Simplify right side
    2,313.48x = 4,997,417.63
  5. Step 5: Solve for x
    x = 4,997,417.63/2,313.48
  6. Step 6: Final answer
    x = 2,160.13

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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.