Home / 7,948.60-10,969.08-4,411.72

Finding the Fourth Proportional to 7,948.60, 10,969.08 and 4,411.72

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Solution

The fourth proportional to 7,948.60, 10,969.08 and 4,411.72 is: 6,088.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,948.60 : 10,969.08 = 4,411.72 : x
  2. Step 2: Convert to fraction form
    7,948.60/10,969.08 = 4,411.72/x
  3. Step 3: Cross multiply
    7,948.60x = 10,969.08 × 4,411.72
  4. Step 4: Simplify right side
    7,948.60x = 48,392,509.62
  5. Step 5: Solve for x
    x = 48,392,509.62/7,948.60
  6. Step 6: Final answer
    x = 6,088.18

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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.