Home / 1,765.46-2,430.77-1,499.34

Finding the Fourth Proportional to 1,765.46, 2,430.77 and 1,499.34

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Solution

The fourth proportional to 1,765.46, 2,430.77 and 1,499.34 is: 2,064.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765.46 : 2,430.77 = 1,499.34 : x
  2. Step 2: Convert to fraction form
    1,765.46/2,430.77 = 1,499.34/x
  3. Step 3: Cross multiply
    1,765.46x = 2,430.77 × 1,499.34
  4. Step 4: Simplify right side
    1,765.46x = 3,644,543.20
  5. Step 5: Solve for x
    x = 3,644,543.20/1,765.46
  6. Step 6: Final answer
    x = 2,064.36

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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.