Home / 10,615.95-15,924.29-4,772.58

Finding the Fourth Proportional to 10,615.95, 15,924.29 and 4,772.58

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Solution

The fourth proportional to 10,615.95, 15,924.29 and 4,772.58 is: 7,159.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,615.95 : 15,924.29 = 4,772.58 : x
  2. Step 2: Convert to fraction form
    10,615.95/15,924.29 = 4,772.58/x
  3. Step 3: Cross multiply
    10,615.95x = 15,924.29 × 4,772.58
  4. Step 4: Simplify right side
    10,615.95x = 75,999,947.97
  5. Step 5: Solve for x
    x = 75,999,947.97/10,615.95
  6. Step 6: Final answer
    x = 7,159.03

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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.