Home / 4,690.04-6,478.85-4,519.53

Finding the Fourth Proportional to 4,690.04, 6,478.85 and 4,519.53

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Solution

The fourth proportional to 4,690.04, 6,478.85 and 4,519.53 is: 6,243.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.04 : 6,478.85 = 4,519.53 : x
  2. Step 2: Convert to fraction form
    4,690.04/6,478.85 = 4,519.53/x
  3. Step 3: Cross multiply
    4,690.04x = 6,478.85 × 4,519.53
  4. Step 4: Simplify right side
    4,690.04x = 29,281,368.24
  5. Step 5: Solve for x
    x = 29,281,368.24/4,690.04
  6. Step 6: Final answer
    x = 6,243.32

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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.