Home / 10,554.12-15,823.89-4,628.16

Finding the Fourth Proportional to 10,554.12, 15,823.89 and 4,628.16

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Solution

The fourth proportional to 10,554.12, 15,823.89 and 4,628.16 is: 6,939.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.12 : 15,823.89 = 4,628.16 : x
  2. Step 2: Convert to fraction form
    10,554.12/15,823.89 = 4,628.16/x
  3. Step 3: Cross multiply
    10,554.12x = 15,823.89 × 4,628.16
  4. Step 4: Simplify right side
    10,554.12x = 73,235,494.74
  5. Step 5: Solve for x
    x = 73,235,494.74/10,554.12
  6. Step 6: Final answer
    x = 6,939.04

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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.