Home / 6,510.22-8,979.18-4,715.08

Finding the Fourth Proportional to 6,510.22, 8,979.18 and 4,715.08

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Solution

The fourth proportional to 6,510.22, 8,979.18 and 4,715.08 is: 6,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.22 : 8,979.18 = 4,715.08 : x
  2. Step 2: Convert to fraction form
    6,510.22/8,979.18 = 4,715.08/x
  3. Step 3: Cross multiply
    6,510.22x = 8,979.18 × 4,715.08
  4. Step 4: Simplify right side
    6,510.22x = 42,337,552.03
  5. Step 5: Solve for x
    x = 42,337,552.03/6,510.22
  6. Step 6: Final answer
    x = 6,503.24

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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.