Home / 9,068.68-13,605.31-4,390.93

Finding the Fourth Proportional to 9,068.68, 13,605.31 and 4,390.93

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Solution

The fourth proportional to 9,068.68, 13,605.31 and 4,390.93 is: 6,587.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.68 : 13,605.31 = 4,390.93 : x
  2. Step 2: Convert to fraction form
    9,068.68/13,605.31 = 4,390.93/x
  3. Step 3: Cross multiply
    9,068.68x = 13,605.31 × 4,390.93
  4. Step 4: Simplify right side
    9,068.68x = 59,739,895.81
  5. Step 5: Solve for x
    x = 59,739,895.81/9,068.68
  6. Step 6: Final answer
    x = 6,587.50

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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.