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Finding the Fourth Proportional to 6,510.03, 8,984.30 and 3,715.53

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Solution

The fourth proportional to 6,510.03, 8,984.30 and 3,715.53 is: 5,127.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.03 : 8,984.30 = 3,715.53 : x
  2. Step 2: Convert to fraction form
    6,510.03/8,984.30 = 3,715.53/x
  3. Step 3: Cross multiply
    6,510.03x = 8,984.30 × 3,715.53
  4. Step 4: Simplify right side
    6,510.03x = 33,381,417.60
  5. Step 5: Solve for x
    x = 33,381,417.60/6,510.03
  6. Step 6: Final answer
    x = 5,127.69

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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.