Home / 7,837.59-10,815.09-4,852.32

Finding the Fourth Proportional to 7,837.59, 10,815.09 and 4,852.32

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Solution

The fourth proportional to 7,837.59, 10,815.09 and 4,852.32 is: 6,695.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.59 : 10,815.09 = 4,852.32 : x
  2. Step 2: Convert to fraction form
    7,837.59/10,815.09 = 4,852.32/x
  3. Step 3: Cross multiply
    7,837.59x = 10,815.09 × 4,852.32
  4. Step 4: Simplify right side
    7,837.59x = 52,478,277.51
  5. Step 5: Solve for x
    x = 52,478,277.51/7,837.59
  6. Step 6: Final answer
    x = 6,695.72

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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.