Home / 4,293.81-5,925.75-2,405.55

Finding the Fourth Proportional to 4,293.81, 5,925.75 and 2,405.55

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Solution

The fourth proportional to 4,293.81, 5,925.75 and 2,405.55 is: 3,319.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293.81 : 5,925.75 = 2,405.55 : x
  2. Step 2: Convert to fraction form
    4,293.81/5,925.75 = 2,405.55/x
  3. Step 3: Cross multiply
    4,293.81x = 5,925.75 × 2,405.55
  4. Step 4: Simplify right side
    4,293.81x = 14,254,687.91
  5. Step 5: Solve for x
    x = 14,254,687.91/4,293.81
  6. Step 6: Final answer
    x = 3,319.82

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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.