Home / 10,315.93-15,476.55-4,773.25

Finding the Fourth Proportional to 10,315.93, 15,476.55 and 4,773.25

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Solution

The fourth proportional to 10,315.93, 15,476.55 and 4,773.25 is: 7,161.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315.93 : 15,476.55 = 4,773.25 : x
  2. Step 2: Convert to fraction form
    10,315.93/15,476.55 = 4,773.25/x
  3. Step 3: Cross multiply
    10,315.93x = 15,476.55 × 4,773.25
  4. Step 4: Simplify right side
    10,315.93x = 73,873,442.29
  5. Step 5: Solve for x
    x = 73,873,442.29/10,315.93
  6. Step 6: Final answer
    x = 7,161.10

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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.