Home / 5,031.64-7,547.61-2,399.42

Finding the Fourth Proportional to 5,031.64, 7,547.61 and 2,399.42

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Solution

The fourth proportional to 5,031.64, 7,547.61 and 2,399.42 is: 3,599.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.64 : 7,547.61 = 2,399.42 : x
  2. Step 2: Convert to fraction form
    5,031.64/7,547.61 = 2,399.42/x
  3. Step 3: Cross multiply
    5,031.64x = 7,547.61 × 2,399.42
  4. Step 4: Simplify right side
    5,031.64x = 18,109,894.01
  5. Step 5: Solve for x
    x = 18,109,894.01/5,031.64
  6. Step 6: Final answer
    x = 3,599.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.