Home / 8,854.76-13,290.35-4,475.30

Finding the Fourth Proportional to 8,854.76, 13,290.35 and 4,475.30

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Solution

The fourth proportional to 8,854.76, 13,290.35 and 4,475.30 is: 6,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.76 : 13,290.35 = 4,475.30 : x
  2. Step 2: Convert to fraction form
    8,854.76/13,290.35 = 4,475.30/x
  3. Step 3: Cross multiply
    8,854.76x = 13,290.35 × 4,475.30
  4. Step 4: Simplify right side
    8,854.76x = 59,478,303.36
  5. Step 5: Solve for x
    x = 59,478,303.36/8,854.76
  6. Step 6: Final answer
    x = 6,717.10

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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.