Home / 7,484.95-10,329.06-4,127.77

Finding the Fourth Proportional to 7,484.95, 10,329.06 and 4,127.77

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Solution

The fourth proportional to 7,484.95, 10,329.06 and 4,127.77 is: 5,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.95 : 10,329.06 = 4,127.77 : x
  2. Step 2: Convert to fraction form
    7,484.95/10,329.06 = 4,127.77/x
  3. Step 3: Cross multiply
    7,484.95x = 10,329.06 × 4,127.77
  4. Step 4: Simplify right side
    7,484.95x = 42,635,984.00
  5. Step 5: Solve for x
    x = 42,635,984.00/7,484.95
  6. Step 6: Final answer
    x = 5,696.23

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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.