Home / 7,686.06-10,606.64-4,501.55

Finding the Fourth Proportional to 7,686.06, 10,606.64 and 4,501.55

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Solution

The fourth proportional to 7,686.06, 10,606.64 and 4,501.55 is: 6,212.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686.06 : 10,606.64 = 4,501.55 : x
  2. Step 2: Convert to fraction form
    7,686.06/10,606.64 = 4,501.55/x
  3. Step 3: Cross multiply
    7,686.06x = 10,606.64 × 4,501.55
  4. Step 4: Simplify right side
    7,686.06x = 47,746,244.75
  5. Step 5: Solve for x
    x = 47,746,244.75/7,686.06
  6. Step 6: Final answer
    x = 6,212.06

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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.