Home / 7,473.61-10,302.31-6,145.01

Finding the Fourth Proportional to 7,473.61, 10,302.31 and 6,145.01

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Solution

The fourth proportional to 7,473.61, 10,302.31 and 6,145.01 is: 8,470.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.61 : 10,302.31 = 6,145.01 : x
  2. Step 2: Convert to fraction form
    7,473.61/10,302.31 = 6,145.01/x
  3. Step 3: Cross multiply
    7,473.61x = 10,302.31 × 6,145.01
  4. Step 4: Simplify right side
    7,473.61x = 63,307,746.46
  5. Step 5: Solve for x
    x = 63,307,746.46/7,473.61
  6. Step 6: Final answer
    x = 8,470.84

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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.