Home / 5,023.04-6,931.69-2,784.89

Finding the Fourth Proportional to 5,023.04, 6,931.69 and 2,784.89

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Solution

The fourth proportional to 5,023.04, 6,931.69 and 2,784.89 is: 3,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023.04 : 6,931.69 = 2,784.89 : x
  2. Step 2: Convert to fraction form
    5,023.04/6,931.69 = 2,784.89/x
  3. Step 3: Cross multiply
    5,023.04x = 6,931.69 × 2,784.89
  4. Step 4: Simplify right side
    5,023.04x = 19,304,018.20
  5. Step 5: Solve for x
    x = 19,304,018.20/5,023.04
  6. Step 6: Final answer
    x = 3,843.10

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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.