Home / 8,860.72-13,285.50-4,698.10

Finding the Fourth Proportional to 8,860.72, 13,285.50 and 4,698.10

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Solution

The fourth proportional to 8,860.72, 13,285.50 and 4,698.10 is: 7,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.72 : 13,285.50 = 4,698.10 : x
  2. Step 2: Convert to fraction form
    8,860.72/13,285.50 = 4,698.10/x
  3. Step 3: Cross multiply
    8,860.72x = 13,285.50 × 4,698.10
  4. Step 4: Simplify right side
    8,860.72x = 62,416,607.55
  5. Step 5: Solve for x
    x = 62,416,607.55/8,860.72
  6. Step 6: Final answer
    x = 7,044.19

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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.