Home / 4,293.80-5,925.42-2,430.80

Finding the Fourth Proportional to 4,293.80, 5,925.42 and 2,430.80

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Solution

The fourth proportional to 4,293.80, 5,925.42 and 2,430.80 is: 3,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.80 : 5,925.42 = 2,430.80 : x
  2. Step 2: Convert to fraction form
    4,293.80/5,925.42 = 2,430.80/x
  3. Step 3: Cross multiply
    4,293.80x = 5,925.42 × 2,430.80
  4. Step 4: Simplify right side
    4,293.80x = 14,403,510.94
  5. Step 5: Solve for x
    x = 14,403,510.94/4,293.80
  6. Step 6: Final answer
    x = 3,354.49

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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.