Home / 12,263.65-16,923-6,674.53

Finding the Fourth Proportional to 12,263.65, 16,923 and 6,674.53

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Solution

The fourth proportional to 12,263.65, 16,923 and 6,674.53 is: 9,210.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.65 : 16,923 = 6,674.53 : x
  2. Step 2: Convert to fraction form
    12,263.65/16,923 = 6,674.53/x
  3. Step 3: Cross multiply
    12,263.65x = 16,923 × 6,674.53
  4. Step 4: Simplify right side
    12,263.65x = 112,953,071.19
  5. Step 5: Solve for x
    x = 112,953,071.19/12,263.65
  6. Step 6: Final answer
    x = 9,210.40

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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.