Home / 8,466.98-11,690.20-5,281.52

Finding the Fourth Proportional to 8,466.98, 11,690.20 and 5,281.52

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Solution

The fourth proportional to 8,466.98, 11,690.20 and 5,281.52 is: 7,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.98 : 11,690.20 = 5,281.52 : x
  2. Step 2: Convert to fraction form
    8,466.98/11,690.20 = 5,281.52/x
  3. Step 3: Cross multiply
    8,466.98x = 11,690.20 × 5,281.52
  4. Step 4: Simplify right side
    8,466.98x = 61,742,025.10
  5. Step 5: Solve for x
    x = 61,742,025.10/8,466.98
  6. Step 6: Final answer
    x = 7,292.10

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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.