Home / 8,998.04-12,417.30-5,019.40

Finding the Fourth Proportional to 8,998.04, 12,417.30 and 5,019.40

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Solution

The fourth proportional to 8,998.04, 12,417.30 and 5,019.40 is: 6,926.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,998.04 : 12,417.30 = 5,019.40 : x
  2. Step 2: Convert to fraction form
    8,998.04/12,417.30 = 5,019.40/x
  3. Step 3: Cross multiply
    8,998.04x = 12,417.30 × 5,019.40
  4. Step 4: Simplify right side
    8,998.04x = 62,327,411.14
  5. Step 5: Solve for x
    x = 62,327,411.14/8,998.04
  6. Step 6: Final answer
    x = 6,926.78

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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.