Home / 5,281.57-7,289.04-2,924.47

Finding the Fourth Proportional to 5,281.57, 7,289.04 and 2,924.47

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Solution

The fourth proportional to 5,281.57, 7,289.04 and 2,924.47 is: 4,036.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.57 : 7,289.04 = 2,924.47 : x
  2. Step 2: Convert to fraction form
    5,281.57/7,289.04 = 2,924.47/x
  3. Step 3: Cross multiply
    5,281.57x = 7,289.04 × 2,924.47
  4. Step 4: Simplify right side
    5,281.57x = 21,316,578.81
  5. Step 5: Solve for x
    x = 21,316,578.81/5,281.57
  6. Step 6: Final answer
    x = 4,036.03

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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.