Home / 3,802.95-5,248.03-2,124.53

Finding the Fourth Proportional to 3,802.95, 5,248.03 and 2,124.53

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Solution

The fourth proportional to 3,802.95, 5,248.03 and 2,124.53 is: 2,931.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.95 : 5,248.03 = 2,124.53 : x
  2. Step 2: Convert to fraction form
    3,802.95/5,248.03 = 2,124.53/x
  3. Step 3: Cross multiply
    3,802.95x = 5,248.03 × 2,124.53
  4. Step 4: Simplify right side
    3,802.95x = 11,149,570.94
  5. Step 5: Solve for x
    x = 11,149,570.94/3,802.95
  6. Step 6: Final answer
    x = 2,931.82

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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.