Home / 8,985.02-13,480.16-4,605.53

Finding the Fourth Proportional to 8,985.02, 13,480.16 and 4,605.53

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Solution

The fourth proportional to 8,985.02, 13,480.16 and 4,605.53 is: 6,909.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985.02 : 13,480.16 = 4,605.53 : x
  2. Step 2: Convert to fraction form
    8,985.02/13,480.16 = 4,605.53/x
  3. Step 3: Cross multiply
    8,985.02x = 13,480.16 × 4,605.53
  4. Step 4: Simplify right side
    8,985.02x = 62,083,190.86
  5. Step 5: Solve for x
    x = 62,083,190.86/8,985.02
  6. Step 6: Final answer
    x = 6,909.64

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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.