Home / 7,570.06-10,437.61-4,916.50

Finding the Fourth Proportional to 7,570.06, 10,437.61 and 4,916.50

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Solution

The fourth proportional to 7,570.06, 10,437.61 and 4,916.50 is: 6,778.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.06 : 10,437.61 = 4,916.50 : x
  2. Step 2: Convert to fraction form
    7,570.06/10,437.61 = 4,916.50/x
  3. Step 3: Cross multiply
    7,570.06x = 10,437.61 × 4,916.50
  4. Step 4: Simplify right side
    7,570.06x = 51,316,509.57
  5. Step 5: Solve for x
    x = 51,316,509.57/7,570.06
  6. Step 6: Final answer
    x = 6,778.88

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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.