Home / 7,924.55-10,935.95-4,387.84

Finding the Fourth Proportional to 7,924.55, 10,935.95 and 4,387.84

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Solution

The fourth proportional to 7,924.55, 10,935.95 and 4,387.84 is: 6,055.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924.55 : 10,935.95 = 4,387.84 : x
  2. Step 2: Convert to fraction form
    7,924.55/10,935.95 = 4,387.84/x
  3. Step 3: Cross multiply
    7,924.55x = 10,935.95 × 4,387.84
  4. Step 4: Simplify right side
    7,924.55x = 47,985,182.48
  5. Step 5: Solve for x
    x = 47,985,182.48/7,924.55
  6. Step 6: Final answer
    x = 6,055.26

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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.