Home / 6,875.16-9,484.14-4,223.16

Finding the Fourth Proportional to 6,875.16, 9,484.14 and 4,223.16

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Solution

The fourth proportional to 6,875.16, 9,484.14 and 4,223.16 is: 5,825.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.16 : 9,484.14 = 4,223.16 : x
  2. Step 2: Convert to fraction form
    6,875.16/9,484.14 = 4,223.16/x
  3. Step 3: Cross multiply
    6,875.16x = 9,484.14 × 4,223.16
  4. Step 4: Simplify right side
    6,875.16x = 40,053,040.68
  5. Step 5: Solve for x
    x = 40,053,040.68/6,875.16
  6. Step 6: Final answer
    x = 5,825.76

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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.