Home / 9,975.30-14,962.95-2,580.51

Finding the Fourth Proportional to 9,975.30, 14,962.95 and 2,580.51

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Solution

The fourth proportional to 9,975.30, 14,962.95 and 2,580.51 is: 3,870.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.30 : 14,962.95 = 2,580.51 : x
  2. Step 2: Convert to fraction form
    9,975.30/14,962.95 = 2,580.51/x
  3. Step 3: Cross multiply
    9,975.30x = 14,962.95 × 2,580.51
  4. Step 4: Simplify right side
    9,975.30x = 38,611,960.84
  5. Step 5: Solve for x
    x = 38,611,960.84/9,975.30
  6. Step 6: Final answer
    x = 3,870.76

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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.