Home / 10,803.04-14,902.50-7,440.02

Finding the Fourth Proportional to 10,803.04, 14,902.50 and 7,440.02

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Solution

The fourth proportional to 10,803.04, 14,902.50 and 7,440.02 is: 10,263.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.04 : 14,902.50 = 7,440.02 : x
  2. Step 2: Convert to fraction form
    10,803.04/14,902.50 = 7,440.02/x
  3. Step 3: Cross multiply
    10,803.04x = 14,902.50 × 7,440.02
  4. Step 4: Simplify right side
    10,803.04x = 110,874,898.05
  5. Step 5: Solve for x
    x = 110,874,898.05/10,803.04
  6. Step 6: Final answer
    x = 10,263.31

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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.