Home / 7,864.32-10,852.48-4,551.68

Finding the Fourth Proportional to 7,864.32, 10,852.48 and 4,551.68

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Solution

The fourth proportional to 7,864.32, 10,852.48 and 4,551.68 is: 6,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.32 : 10,852.48 = 4,551.68 : x
  2. Step 2: Convert to fraction form
    7,864.32/10,852.48 = 4,551.68/x
  3. Step 3: Cross multiply
    7,864.32x = 10,852.48 × 4,551.68
  4. Step 4: Simplify right side
    7,864.32x = 49,397,016.17
  5. Step 5: Solve for x
    x = 49,397,016.17/7,864.32
  6. Step 6: Final answer
    x = 6,281.16

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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.