Home / 2,425.02-3,346.96-1,430.24

Finding the Fourth Proportional to 2,425.02, 3,346.96 and 1,430.24

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Solution

The fourth proportional to 2,425.02, 3,346.96 and 1,430.24 is: 1,973.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.02 : 3,346.96 = 1,430.24 : x
  2. Step 2: Convert to fraction form
    2,425.02/3,346.96 = 1,430.24/x
  3. Step 3: Cross multiply
    2,425.02x = 3,346.96 × 1,430.24
  4. Step 4: Simplify right side
    2,425.02x = 4,786,956.07
  5. Step 5: Solve for x
    x = 4,786,956.07/2,425.02
  6. Step 6: Final answer
    x = 1,973.99

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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.