Home / 7,031.90-10,535.70-4,565.45

Finding the Fourth Proportional to 7,031.90, 10,535.70 and 4,565.45

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Solution

The fourth proportional to 7,031.90, 10,535.70 and 4,565.45 is: 6,840.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.90 : 10,535.70 = 4,565.45 : x
  2. Step 2: Convert to fraction form
    7,031.90/10,535.70 = 4,565.45/x
  3. Step 3: Cross multiply
    7,031.90x = 10,535.70 × 4,565.45
  4. Step 4: Simplify right side
    7,031.90x = 48,100,211.57
  5. Step 5: Solve for x
    x = 48,100,211.57/7,031.90
  6. Step 6: Final answer
    x = 6,840.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.