Home / 8,011.95-12,019.08-2,465.76

Finding the Fourth Proportional to 8,011.95, 12,019.08 and 2,465.76

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Solution

The fourth proportional to 8,011.95, 12,019.08 and 2,465.76 is: 3,699.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.95 : 12,019.08 = 2,465.76 : x
  2. Step 2: Convert to fraction form
    8,011.95/12,019.08 = 2,465.76/x
  3. Step 3: Cross multiply
    8,011.95x = 12,019.08 × 2,465.76
  4. Step 4: Simplify right side
    8,011.95x = 29,636,166.70
  5. Step 5: Solve for x
    x = 29,636,166.70/8,011.95
  6. Step 6: Final answer
    x = 3,699.00

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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.