Home / 10,288.24-15,434.16-4,445.08

Finding the Fourth Proportional to 10,288.24, 15,434.16 and 4,445.08

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Solution

The fourth proportional to 10,288.24, 15,434.16 and 4,445.08 is: 6,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.24 : 15,434.16 = 4,445.08 : x
  2. Step 2: Convert to fraction form
    10,288.24/15,434.16 = 4,445.08/x
  3. Step 3: Cross multiply
    10,288.24x = 15,434.16 × 4,445.08
  4. Step 4: Simplify right side
    10,288.24x = 68,606,075.93
  5. Step 5: Solve for x
    x = 68,606,075.93/10,288.24
  6. Step 6: Final answer
    x = 6,668.40

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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.