Home / 6,948.56-9,582.36-6,439.52

Finding the Fourth Proportional to 6,948.56, 9,582.36 and 6,439.52

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Solution

The fourth proportional to 6,948.56, 9,582.36 and 6,439.52 is: 8,880.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,948.56 : 9,582.36 = 6,439.52 : x
  2. Step 2: Convert to fraction form
    6,948.56/9,582.36 = 6,439.52/x
  3. Step 3: Cross multiply
    6,948.56x = 9,582.36 × 6,439.52
  4. Step 4: Simplify right side
    6,948.56x = 61,705,798.87
  5. Step 5: Solve for x
    x = 61,705,798.87/6,948.56
  6. Step 6: Final answer
    x = 8,880.37

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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.