Home / 7,904.64-10,906.30-4,547.59

Finding the Fourth Proportional to 7,904.64, 10,906.30 and 4,547.59

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Solution

The fourth proportional to 7,904.64, 10,906.30 and 4,547.59 is: 6,274.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.64 : 10,906.30 = 4,547.59 : x
  2. Step 2: Convert to fraction form
    7,904.64/10,906.30 = 4,547.59/x
  3. Step 3: Cross multiply
    7,904.64x = 10,906.30 × 4,547.59
  4. Step 4: Simplify right side
    7,904.64x = 49,597,395.00
  5. Step 5: Solve for x
    x = 49,597,395.00/7,904.64
  6. Step 6: Final answer
    x = 6,274.47

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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.