Home / 4,762.52-6,570.75-3,085.21

Finding the Fourth Proportional to 4,762.52, 6,570.75 and 3,085.21

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Solution

The fourth proportional to 4,762.52, 6,570.75 and 3,085.21 is: 4,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.52 : 6,570.75 = 3,085.21 : x
  2. Step 2: Convert to fraction form
    4,762.52/6,570.75 = 3,085.21/x
  3. Step 3: Cross multiply
    4,762.52x = 6,570.75 × 3,085.21
  4. Step 4: Simplify right side
    4,762.52x = 20,272,143.61
  5. Step 5: Solve for x
    x = 20,272,143.61/4,762.52
  6. Step 6: Final answer
    x = 4,256.60

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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.