Home / 10,207.92-15,303.24-4,368.72

Finding the Fourth Proportional to 10,207.92, 15,303.24 and 4,368.72

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Solution

The fourth proportional to 10,207.92, 15,303.24 and 4,368.72 is: 6,549.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,207.92 : 15,303.24 = 4,368.72 : x
  2. Step 2: Convert to fraction form
    10,207.92/15,303.24 = 4,368.72/x
  3. Step 3: Cross multiply
    10,207.92x = 15,303.24 × 4,368.72
  4. Step 4: Simplify right side
    10,207.92x = 66,855,570.65
  5. Step 5: Solve for x
    x = 66,855,570.65/10,207.92
  6. Step 6: Final answer
    x = 6,549.38

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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.