Home / 8,697.06-12,001.60-4,718.03

Finding the Fourth Proportional to 8,697.06, 12,001.60 and 4,718.03

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Solution

The fourth proportional to 8,697.06, 12,001.60 and 4,718.03 is: 6,510.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,697.06 : 12,001.60 = 4,718.03 : x
  2. Step 2: Convert to fraction form
    8,697.06/12,001.60 = 4,718.03/x
  3. Step 3: Cross multiply
    8,697.06x = 12,001.60 × 4,718.03
  4. Step 4: Simplify right side
    8,697.06x = 56,623,854.74
  5. Step 5: Solve for x
    x = 56,623,854.74/8,697.06
  6. Step 6: Final answer
    x = 6,510.69

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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.