Home / 4,756.48-6,561.60-2,890.24

Finding the Fourth Proportional to 4,756.48, 6,561.60 and 2,890.24

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Solution

The fourth proportional to 4,756.48, 6,561.60 and 2,890.24 is: 3,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.48 : 6,561.60 = 2,890.24 : x
  2. Step 2: Convert to fraction form
    4,756.48/6,561.60 = 2,890.24/x
  3. Step 3: Cross multiply
    4,756.48x = 6,561.60 × 2,890.24
  4. Step 4: Simplify right side
    4,756.48x = 18,964,598.78
  5. Step 5: Solve for x
    x = 18,964,598.78/4,756.48
  6. Step 6: Final answer
    x = 3,987.11

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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.