Home / 4,547-6,822.10-2,240.12

Finding the Fourth Proportional to 4,547, 6,822.10 and 2,240.12

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Solution

The fourth proportional to 4,547, 6,822.10 and 2,240.12 is: 3,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547 : 6,822.10 = 2,240.12 : x
  2. Step 2: Convert to fraction form
    4,547/6,822.10 = 2,240.12/x
  3. Step 3: Cross multiply
    4,547x = 6,822.10 × 2,240.12
  4. Step 4: Simplify right side
    4,547x = 15,282,322.65
  5. Step 5: Solve for x
    x = 15,282,322.65/4,547
  6. Step 6: Final answer
    x = 3,360.97

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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.