Home / 10,283.36-15,425.53-2,888.55

Finding the Fourth Proportional to 10,283.36, 15,425.53 and 2,888.55

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Solution

The fourth proportional to 10,283.36, 15,425.53 and 2,888.55 is: 4,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.36 : 15,425.53 = 2,888.55 : x
  2. Step 2: Convert to fraction form
    10,283.36/15,425.53 = 2,888.55/x
  3. Step 3: Cross multiply
    10,283.36x = 15,425.53 × 2,888.55
  4. Step 4: Simplify right side
    10,283.36x = 44,557,407.46
  5. Step 5: Solve for x
    x = 44,557,407.46/10,283.36
  6. Step 6: Final answer
    x = 4,332.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.