Home / 8,735.61-12,055.13-4,756.75

Finding the Fourth Proportional to 8,735.61, 12,055.13 and 4,756.75

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Solution

The fourth proportional to 8,735.61, 12,055.13 and 4,756.75 is: 6,564.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.61 : 12,055.13 = 4,756.75 : x
  2. Step 2: Convert to fraction form
    8,735.61/12,055.13 = 4,756.75/x
  3. Step 3: Cross multiply
    8,735.61x = 12,055.13 × 4,756.75
  4. Step 4: Simplify right side
    8,735.61x = 57,343,209.49
  5. Step 5: Solve for x
    x = 57,343,209.49/8,735.61
  6. Step 6: Final answer
    x = 6,564.31

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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.