Home / 7,339.96-10,130.16-4,196.08

Finding the Fourth Proportional to 7,339.96, 10,130.16 and 4,196.08

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Solution

The fourth proportional to 7,339.96, 10,130.16 and 4,196.08 is: 5,791.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.96 : 10,130.16 = 4,196.08 : x
  2. Step 2: Convert to fraction form
    7,339.96/10,130.16 = 4,196.08/x
  3. Step 3: Cross multiply
    7,339.96x = 10,130.16 × 4,196.08
  4. Step 4: Simplify right side
    7,339.96x = 42,506,961.77
  5. Step 5: Solve for x
    x = 42,506,961.77/7,339.96
  6. Step 6: Final answer
    x = 5,791.17

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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.