Home / 7,901.34-10,898.55-5,069.58

Finding the Fourth Proportional to 7,901.34, 10,898.55 and 5,069.58

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Solution

The fourth proportional to 7,901.34, 10,898.55 and 5,069.58 is: 6,992.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.34 : 10,898.55 = 5,069.58 : x
  2. Step 2: Convert to fraction form
    7,901.34/10,898.55 = 5,069.58/x
  3. Step 3: Cross multiply
    7,901.34x = 10,898.55 × 5,069.58
  4. Step 4: Simplify right side
    7,901.34x = 55,251,071.11
  5. Step 5: Solve for x
    x = 55,251,071.11/7,901.34
  6. Step 6: Final answer
    x = 6,992.62

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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.