Home / 2,373.82-3,275.67-1,430.30

Finding the Fourth Proportional to 2,373.82, 3,275.67 and 1,430.30

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Solution

The fourth proportional to 2,373.82, 3,275.67 and 1,430.30 is: 1,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373.82 : 3,275.67 = 1,430.30 : x
  2. Step 2: Convert to fraction form
    2,373.82/3,275.67 = 1,430.30/x
  3. Step 3: Cross multiply
    2,373.82x = 3,275.67 × 1,430.30
  4. Step 4: Simplify right side
    2,373.82x = 4,685,204.35
  5. Step 5: Solve for x
    x = 4,685,204.35/2,373.82
  6. Step 6: Final answer
    x = 1,973.70

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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.