Home / 7,570.81-10,445.52-4,385.08

Finding the Fourth Proportional to 7,570.81, 10,445.52 and 4,385.08

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Solution

The fourth proportional to 7,570.81, 10,445.52 and 4,385.08 is: 6,050.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.81 : 10,445.52 = 4,385.08 : x
  2. Step 2: Convert to fraction form
    7,570.81/10,445.52 = 4,385.08/x
  3. Step 3: Cross multiply
    7,570.81x = 10,445.52 × 4,385.08
  4. Step 4: Simplify right side
    7,570.81x = 45,804,440.84
  5. Step 5: Solve for x
    x = 45,804,440.84/7,570.81
  6. Step 6: Final answer
    x = 6,050.14

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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.