Home / 9,428.13-14,132.48-4,237.65

Finding the Fourth Proportional to 9,428.13, 14,132.48 and 4,237.65

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Solution

The fourth proportional to 9,428.13, 14,132.48 and 4,237.65 is: 6,352.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.13 : 14,132.48 = 4,237.65 : x
  2. Step 2: Convert to fraction form
    9,428.13/14,132.48 = 4,237.65/x
  3. Step 3: Cross multiply
    9,428.13x = 14,132.48 × 4,237.65
  4. Step 4: Simplify right side
    9,428.13x = 59,888,482.68
  5. Step 5: Solve for x
    x = 59,888,482.68/9,428.13
  6. Step 6: Final answer
    x = 6,352.11

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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.