Home / 6,854.64-9,449.70-4,864.47

Finding the Fourth Proportional to 6,854.64, 9,449.70 and 4,864.47

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Solution

The fourth proportional to 6,854.64, 9,449.70 and 4,864.47 is: 6,706.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.64 : 9,449.70 = 4,864.47 : x
  2. Step 2: Convert to fraction form
    6,854.64/9,449.70 = 4,864.47/x
  3. Step 3: Cross multiply
    6,854.64x = 9,449.70 × 4,864.47
  4. Step 4: Simplify right side
    6,854.64x = 45,967,782.16
  5. Step 5: Solve for x
    x = 45,967,782.16/6,854.64
  6. Step 6: Final answer
    x = 6,706.08

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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.