Home / 7,856.07-10,841.30-5,848.46

Finding the Fourth Proportional to 7,856.07, 10,841.30 and 5,848.46

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Solution

The fourth proportional to 7,856.07, 10,841.30 and 5,848.46 is: 8,070.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856.07 : 10,841.30 = 5,848.46 : x
  2. Step 2: Convert to fraction form
    7,856.07/10,841.30 = 5,848.46/x
  3. Step 3: Cross multiply
    7,856.07x = 10,841.30 × 5,848.46
  4. Step 4: Simplify right side
    7,856.07x = 63,404,880.16
  5. Step 5: Solve for x
    x = 63,404,880.16/7,856.07
  6. Step 6: Final answer
    x = 8,070.81

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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.