Home / 5,341.08-8,011.74-1,643.34

Finding the Fourth Proportional to 5,341.08, 8,011.74 and 1,643.34

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Solution

The fourth proportional to 5,341.08, 8,011.74 and 1,643.34 is: 2,465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341.08 : 8,011.74 = 1,643.34 : x
  2. Step 2: Convert to fraction form
    5,341.08/8,011.74 = 1,643.34/x
  3. Step 3: Cross multiply
    5,341.08x = 8,011.74 × 1,643.34
  4. Step 4: Simplify right side
    5,341.08x = 13,166,012.81
  5. Step 5: Solve for x
    x = 13,166,012.81/5,341.08
  6. Step 6: Final answer
    x = 2,465.05

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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.