Home / 7,578.93-11,366.58-2,897.22

Finding the Fourth Proportional to 7,578.93, 11,366.58 and 2,897.22

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Solution

The fourth proportional to 7,578.93, 11,366.58 and 2,897.22 is: 4,345.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,578.93 : 11,366.58 = 2,897.22 : x
  2. Step 2: Convert to fraction form
    7,578.93/11,366.58 = 2,897.22/x
  3. Step 3: Cross multiply
    7,578.93x = 11,366.58 × 2,897.22
  4. Step 4: Simplify right side
    7,578.93x = 32,931,482.91
  5. Step 5: Solve for x
    x = 32,931,482.91/7,578.93
  6. Step 6: Final answer
    x = 4,345.14

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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.