Home / 10,605.72-15,908.58-4,030.35

Finding the Fourth Proportional to 10,605.72, 15,908.58 and 4,030.35

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Solution

The fourth proportional to 10,605.72, 15,908.58 and 4,030.35 is: 6,045.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,605.72 : 15,908.58 = 4,030.35 : x
  2. Step 2: Convert to fraction form
    10,605.72/15,908.58 = 4,030.35/x
  3. Step 3: Cross multiply
    10,605.72x = 15,908.58 × 4,030.35
  4. Step 4: Simplify right side
    10,605.72x = 64,117,145.40
  5. Step 5: Solve for x
    x = 64,117,145.40/10,605.72
  6. Step 6: Final answer
    x = 6,045.53

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Similar ratio
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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.