Home / 9,225.90-12,727.91-5,870.57

Finding the Fourth Proportional to 9,225.90, 12,727.91 and 5,870.57

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Solution

The fourth proportional to 9,225.90, 12,727.91 and 5,870.57 is: 8,098.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225.90 : 12,727.91 = 5,870.57 : x
  2. Step 2: Convert to fraction form
    9,225.90/12,727.91 = 5,870.57/x
  3. Step 3: Cross multiply
    9,225.90x = 12,727.91 × 5,870.57
  4. Step 4: Simplify right side
    9,225.90x = 74,720,037.65
  5. Step 5: Solve for x
    x = 74,720,037.65/9,225.90
  6. Step 6: Final answer
    x = 8,098.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.