Home / 7,547.04-11,333.52-4,086.72

Finding the Fourth Proportional to 7,547.04, 11,333.52 and 4,086.72

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Solution

The fourth proportional to 7,547.04, 11,333.52 and 4,086.72 is: 6,137.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.04 : 11,333.52 = 4,086.72 : x
  2. Step 2: Convert to fraction form
    7,547.04/11,333.52 = 4,086.72/x
  3. Step 3: Cross multiply
    7,547.04x = 11,333.52 × 4,086.72
  4. Step 4: Simplify right side
    7,547.04x = 46,316,922.85
  5. Step 5: Solve for x
    x = 46,316,922.85/7,547.04
  6. Step 6: Final answer
    x = 6,137.10

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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.