Home / 10,259.46-15,389.19-4,021.35

Finding the Fourth Proportional to 10,259.46, 15,389.19 and 4,021.35

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Solution

The fourth proportional to 10,259.46, 15,389.19 and 4,021.35 is: 6,032.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,259.46 : 15,389.19 = 4,021.35 : x
  2. Step 2: Convert to fraction form
    10,259.46/15,389.19 = 4,021.35/x
  3. Step 3: Cross multiply
    10,259.46x = 15,389.19 × 4,021.35
  4. Step 4: Simplify right side
    10,259.46x = 61,885,261.50
  5. Step 5: Solve for x
    x = 61,885,261.50/10,259.46
  6. Step 6: Final answer
    x = 6,032.02

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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.