Home / 7,948.36-10,968.60-4,411.72

Finding the Fourth Proportional to 7,948.36, 10,968.60 and 4,411.72

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Solution

The fourth proportional to 7,948.36, 10,968.60 and 4,411.72 is: 6,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.36 : 10,968.60 = 4,411.72 : x
  2. Step 2: Convert to fraction form
    7,948.36/10,968.60 = 4,411.72/x
  3. Step 3: Cross multiply
    7,948.36x = 10,968.60 × 4,411.72
  4. Step 4: Simplify right side
    7,948.36x = 48,390,391.99
  5. Step 5: Solve for x
    x = 48,390,391.99/7,948.36
  6. Step 6: Final answer
    x = 6,088.10

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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.