Home / 9,424.60-13,007.58-5,445.04

Finding the Fourth Proportional to 9,424.60, 13,007.58 and 5,445.04

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Solution

The fourth proportional to 9,424.60, 13,007.58 and 5,445.04 is: 7,515.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.60 : 13,007.58 = 5,445.04 : x
  2. Step 2: Convert to fraction form
    9,424.60/13,007.58 = 5,445.04/x
  3. Step 3: Cross multiply
    9,424.60x = 13,007.58 × 5,445.04
  4. Step 4: Simplify right side
    9,424.60x = 70,826,793.40
  5. Step 5: Solve for x
    x = 70,826,793.40/9,424.60
  6. Step 6: Final answer
    x = 7,515.10

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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.